Determine wheter the given vale of the varible is a soultion of the equatiom 9 = 3/4 e e = 12

Answers

Answer 1

If e = 12 and the equation is true, then the answer to the equation is 12.

How can you determine a variable's value in an equation?

You can solve the equation as before if it has the form axe + b = c, where x is the variable. Addition and subtraction should be "undone" first, followed by multiplication and division.

We insert e = 12 into the equation and check to see if the equation is true to see if the given value of the variable is a solution of the equation 9 = (3/4)e, where e = 12.

9 = (3/4)e

9 = (3/4)(12)

9 = 9

If e = 12 and the equation is true, then the answer to the equation is 12.

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Related Questions

Find the key characteristics from the graph. Please find the
•domain
•range
•Rel. max
•Rel. Min
•End behavior
•Inc. intervals
•Dec intervals
•Zeros.

Answers

Domain: All Real Numbers

Range: All Real Numbers

Rel. Max: None

Rel. Min: None

End Behavior: Asymptotic to the x-axis

Inc. Intervals: All Real Numbers

Dec. Intervals: All Real Numbers

Zeros: None

What is Asymptotic ?

Asymptotic is a mathematical term that describes the behavior of a function when the input values approach infinity. It is used to describe the limiting behavior of a sequence or a function without having to calculate all the terms of the sequence or function. Asymptotic behavior is mainly used for analyzing algorithms and determining the complexity of a problem.

Asymptotic analysis can provide insights into the behavior of a system and is an important tool for understanding the behavior of algorithms.

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Domain: All Real Numbers, Range: All Real Numbers, Rel. Max: None, Rel. Min: None, End Behavior: Asymptotic to the x-axis, Inc. Intervals: All Real Numbers, Dec. Intervals: All Real Numbers, Zeros: None

What is Asymptotic?

Asymptotic is a mathematical term that describes the behavior of a function when the input values approach infinity. It is used to describe the limiting behavior of a sequence or a function without having to calculate all the terms of the sequence or function. Asymptotic behavior is mainly used for analyzing algorithms and determining the complexity of a problem.

Asymptotic analysis can provide insights into the behavior of a system and is an important tool for understanding the behavior of algorithms.

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Which of the following steps were applied to ABC obtain AA'B'C'?
A. Shifted 4 units left and 4 units up
B. Shifted 4 units left and 2 units up
C. Shifted 2 units left and 4 units up
D. Shifted 2 units left and 2 units up

Answers

Correct Option is Shifted 2 units left and 4 units up

Define triangle

A triangle is a geometric shape that is formed by three straight line segments that connect three non-collinear points. The three points where the segments intersect are called the vertices of the triangle, while the segments themselves are called the sides. The area enclosed by the sides of the triangle is called its interior, while the space outside the triangle is called its exterior.

Given are two triangles

The vertices of ABC are (4, 6), (7, 6), and (5,9)

The transformed image A'B'C' has vertices as

(2,10) (5,10) (3,13)

We see a pattern when we compare the matching vertices.

The y coordinate is raised by 4, while the x coordinate is shrunk by 2.

This implies the transformation is

Shifted 2 units left and 4 units up

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Answer:

Shifted 2 units left and 4 units up

Step-by-step explanation:

hope this helps

use the relationships in the diagram to solve for t. Justify your solution with a definition or theorem ​

Answers

Answer:

The value of t = 18

Step-by-step explanation:

202 = 2t + 5 + t + 3t - 2 + 5t +1  Combine like terms

202 = 11t + 4  Subtract 4 from both sides

198 = 11[tex]\frac{11x}{11}[/tex]x  Divide both sides by 11

[tex]\frac{198}{11}[/tex] = 18

Is the question the value of t or the length of each side?

Each side

2t + 5

2(18) + 5

41

T

18

3T - 2

3(18) - 2

52

5T + 1

5(18) + 1

91

91 + 52 + 18 + 41 = 2002

Helping in the name of Jesus.

a factory was manufacturing products with a defective rate of 7.5%. if a customer purchases 3 of the products , what is the probability of getting at least one that is defective

Answers

If a customer purchases 3 of the products, the probability of getting at least one that is defective is 38.59%.

How to determine the probability

In order to determine the probability of getting at least one defective product if a customer purchases three products with a defective rate of 7.5%, we can use the concept of complementary probability.

The probability of getting at least one defective product can be calculated as the complement of the probability of getting none defective products.

So, the probability of getting no defective products is:

P(none defective) = (1 - 0.075)³ = 0.6141

Therefore, the probability of getting at least one defective product is:

P(at least one defective) = 1 - P(none defective) = 1 - 0.6141 = 0.3859 or 38.59%

.So, the probability of getting at least one that is defective is 38.59%.

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WHAT IS THE CENTRAL ATOM OF NITRIC OXIDE (NO)

Answers

Answer:

The answer is Nitrogen

Hope this helps :)

data was collected from various hardware stores on the expected monthly revenue from rolls of chicken wire, based on the price per roll. the data is graphed in the scatter plot below. which equation best models the given graph?

Answers

The equation that best models the given graph is given by `y = -100x + 2200` where `y` represents the expected monthly revenue and `x` represents the price per roll.

The equation that best models the given graph of the expected monthly revenue from rolls of chicken wire, based on the price per roll, is given by `y = -100x + 2200` where `y` represents the expected monthly revenue and `x` represents the price per roll.Step-by-step explanation:The graph given below shows the expected monthly revenue from rolls of chicken wire, based on the price per roll.From the graph, we can see that as the price per roll increases, the expected monthly revenue decreases.

So, the equation that models this situation should have a negative slope.Now, let's find the slope of the line passing through the points `(20, 1200)` and `(0, 2200)` using the slope formula. The slope formula is given by:$$\text{slope} = \frac{y_2 - y_1}{x_2 - x_1}$$Here, we have `x_1 = 20`, `y_1 = 1200`, `x_2 = 0`, and `y_2 = 2200`. So, substituting the values, we get:$$\text{slope} = \frac{2200 - 1200}{0 - 20}$$$$\text{slope} = -\frac{1000}{20}$$$$\text{slope} = -50$$So, the equation of the line is of the form:$$y = mx + b$$where `m` is the slope and `b` is the y-intercept.From the graph, we can see that the y-intercept is `2200`.

So, substituting the values of `m` and `b` in the above equation, we get:$$y = -50x + 2200$$

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Please help it’s for tmr, I only have 18 minutes left
Leo has a number of toy soldiers between 27 and 54. If he wants to group them four by four, there are none left, seven by seven, 6 remain, five by five, 3 remain. How many toy soldiers are there?
The answer is 48 but I need step by step explanation

Answers

Leo might therefore have 36 or 48 toy soldiers, which is a choice between the two numbers.

What is the greatest number that is possible?

The attempt to demonstrate that your integer is larger than anyone else's integer has persisted through the ages, despite their being more numbers than there are atoms in the universe. The largest number that is frequently used is a googolplex (10googol), which equals 101¹⁰⁰.

We'll name Leo's collection of toy soldiers "x" the amount. We are aware of:

We can infer x to be one of the following figures from the first condition: 28, 32, 36, 40, 44, 48, or 52.

To find out which of these integers meets the other two requirements, we can try each one individually:

x + 6 = 34 and x + 3 = 31, neither of which is a multiple of five, if x = 28.

X + 6 = 38 and X + 3 = 35, none of which is a multiple of 5, follow if x = 32.

When x = 36, x + 6 = 42, a multiple of 7, and x + 3 = 39, a multiple of 5, follow. This might be the answer.

x + 6 = 46 and x + 3 = 43, neither of which is a multiple of five, if x = 40.

x + 6 = 50 and x + 3 = 47, neither of which is a multiple of five, if x = 44.

When x = 48, x + 6 = 54, a multiple of 7, and x + 3 = 51, a multiple of 5, follow.

x + 6 = 58 and x + 3 = 55, neither of which is a multiple of five, if x = 52.

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Scientific research study tracks the growth of an insect in millimeters. The growth data for each insect in the study during week 1 are 1. 1, 1. 25, 1. 3, 1. 67, 1. 9, 2. 35, 2. 1, 2. 3, 1. 5, 1. 7, 2. 25, 2. 1, 2. 45, 1. 37, 1. 83. The scientist is preparing a histogram to show the distribution of growth across the population. How should the scientist break down his data into categories?

Answers

The scientist should group the data into categories or bins of 0.5 millimeters, such as 1.0-1.5, 1.5-2.0, and 2.0-2.5,

To create a histogram to show the distribution of growth across the population, the scientist needs to group the data into categories or bins. The size of the bins will determine the shape of the histogram and how well it represents the data.

One way to determine the bin size is to calculate the range of the data and divide it by the number of bins desired. Another approach is to use a standard bin size, such as 0.5 or 1.0.

For this particular data set, a reasonable bin size could be 0.5 millimeters. The data can then be grouped into the following bins:

1.0 - 1.5

1.5 - 2.0

2.0 - 2.5

This will result in three bins that cover the entire range of the data. The scientist can then count the number of insects that fall into each bin and create a histogram to show the distribution of growth across the population.

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Given the following key, what polynomial is modeled by the diagram below?

Answers

The polynomial function modeled by the given diagram is given as follows:

p(x) = 3x² - 7x - 6.

How to obtain the polynomial function?

The polynomial function modeled by the given diagram is obtained considering the keys of the problem, which are the terms represented by each figure.

The polynomial is constructed as follows:

3 large non-shaded squares: 3x².Two non-shaded rectangles: 2x.Nine shaded rectangles: -9x.Six shaded small squares: -6.

Then the expression used to construct the polynomial is given as follows:

p(x) = 3x² + 2x - 9x - 6.

Combining the like terms, the polynomial function is defined as follows:

p(x) = 3x² - 7x - 6.

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He scatter plot shows the number of flowers that have bloomed in the garden during the month of March:


A scatter plot with points showing an upward trend with points that are moderately spread out from a line of best fit. The y axis is labeled Number of Flowers and the x axis is labeled Days in March


Part A: Using computer software, a correlation coefficient of r = 0. 98 was calculated. Based on the scatter plot, is that an accurate value for this data? Why or why not? (5 points)


Part B: Instead of comparing the number of flowers and the day in March, write a scenario that would be a causal relationship for flowers in a garden. (5 points)

Answers

A) Based on the scatter plot, an r value of 0.98 seems to be a reasonable estimate of the correlation between the number of flowers and the days in March. The scatter plot shows an upward trend with points that are moderately spread out from a line of best fit.

B) A scenario that would be a causal relationship for flowers in a garden could be the amount of sunlight the garden receives.

A) Based on the scatter plot, an r value of 0.98 seems to be a reasonable estimate of the correlation between the number of flowers and the days in March. The scatter plot shows an upward trend with points that are moderately spread out from a line of best fit. This indicates that there is a strong positive relationship between the number of flowers and the days in March, which is reflected in the high correlation coefficient. Therefore, it is likely that the r value of 0.98 is an accurate value for this data.

B) A scenario that would be a causal relationship for flowers in a garden could be the amount of sunlight the garden receives. For example, if the garden receives more sunlight, it could cause the flowers to grow more quickly and bloom earlier in the month. On the other hand, if the garden receives less sunlight, the flowers may take longer to grow and bloom, and there may be fewer flowers overall. In this scenario, sunlight would be the independent variable, and the number of flowers bloomed would be the dependent variable.

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The given question is incomplete, the complete question is:

He scatter plot shows the number of flowers that have bloomed in the garden during the month of March:

A scatter plot with points showing an upward trend with points that are moderately spread out from a line of best fit. The y axis is labeled Number of Flowers and the x axis is labeled Days in March

Part A: Using computer software, a correlation coefficient of r = 0. 98 was calculated. Based on the scatter plot, is that an accurate value for this data? Why or why not? (5 points)

Part B: Instead of comparing the number of flowers and the day in March, write a scenario that would be a causal relationship for flowers in a garden. (5 points)

A line passes through the point (-4,4) and has a slope of -3

Answers

answer:

4y+3x=0

explanation:

please give me brainliest I only need 2 more

Sleep researchers know that some people are early birds (E), preferring to go to bed by 10 P.M. and arise by 7 A.M., while others are night owls (N), preferring to go to bed after 11 P.M. and arise after 8 A.M. A study was done to compare dream recall for early birds and night owls. One hundred people of each of the two types were selected at random and asked to record their dreams for one week. Some of the results are presented below. Group Mean Median Standard Deviation No dreams 5 or more dreams Early birds 7.26 6.0 6.94 0.24 0.55
Night owls 9.55 9.5 5.88 0.11 0.69 A) The researchers believe that night owls may have better dream recall than do early birds. Use the data provided to carry out a test of the hypotheses about the mean number of dreams recalled per week. Do the data support the researchers' belief? (5 pts) B) Compute a 92% confidence interval about the mean number of dreams recalled per week. (You do NOT need to re check the conditions) (5pts)

Answers

The answer is: A) The data support the researchers' belief that night owls have better dream recall than early birds. B) we can be 92% confident that the true difference in mean number of dreams recalled per week between night owls and early birds is between 1.87 and 2.63.

A) These are the alternative and null hypotheses:

H0: μE = μN (the mean number of dreams recalled each week is the same for early birds and night owls) (the mean number of dreams recalled per week is the same for early birds and night owls)

Ha: μE < μN (the mean number of dreams recalled each week is smaller for early birds than for night owls) (the mean number of dreams recalled per week is lower for early birds than for night owls)

Using the following formula, we can run a two-sample t-test with unequal variances:

t = [(sN2 / nN) + (sE2 / nE)] / sqrt[(xN - xE)]

where nN and nE are the sample sizes for night owls and early birds, respectively, and xN and sN and xE and sE are the sample means and standard deviations for night owls and early birds, respectively.

When we enter the values, we obtain:

t = (9.55 - 7.26) / sqrt[(5.88^2 / 100) + (6.94^2 / 100)] = 5.01

The data are consistent with the researchers' hypothesis that night owls are more capable of remembering their dreams than early birds.

B) We can use the following formula to determine the confidence interval:

CI is equal to (xN - xE) t/2 * sqrt[(sN / nN) + (sE / nE)].

where t/2 is the t-value for the required level of confidence and degrees of freedom, and xN, xE, sN, sE, nN, and nE are the same as previously (198 in this case).

With a t-value of 1.75 and a 92% confidence level (from a t-distribution with 198 degrees of freedom), we get:

CI is equal to (9.55 - 7.26) 1.75 * sqrt[(5.88 - + 6.94 / 100)] = (1.87, 2.63) (1.87, 2.63)

The genuine difference between night owls and early birds in terms of the average number of dreams recalled per week is therefore between 1.87 and 2.63, with a 92% confidence interval.

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Find the degree measure of an arc of length

look at picture

with a radius of 15m .

Answers

Answer:

160º

Step-by-step explanation:

Length of an arc = 2πr(θ/360º)

40π/3 = 2πr(θ/360)

20 = (3x15)(θ/360)

20 x 360 = 45θ

θ = 7200/45 = 160º

Answer:

160⁰

Step-by-step explanation:

all is included in the picture, just use the formula and substitute the values

Find the critical point of the given function and then determine whether it is a local maximum, local minimum, or saddle point. (Order your answers from smallest to largest xx, then from smallest to largest yy.)f(x,y)=(x−y)(xy−9)

Answers

The critical points of function f(x,y) are (0,0) and (2,1), and (2,1) is a local maximum.

To find the critical points of f(x,y), we need to find all values of (x,y) where the gradient of f(x,y) equals zero. The gradient of f(x,y) is given by:

∇f(x,y) = <(y-2xy), (x-2y^2)>

Setting each component of the gradient equal to zero yields two equations:

y - 2xy = 0

x - 2y^2 = 0

Solving these equations simultaneously, we obtain two critical points: (0,0) and (2,1).

To determine the nature of each critical point, we compute the Hessian matrix of f(x,y):

H(f) = [ 2y -2x ]

[-2y 4y ]

At (0,0), H(f) = [0 0; 0 0], which is a degenerate matrix. Therefore, we cannot use the second derivative test to determine the nature of this critical point.

At (2,1), H(f) = [2 -4; -2 4], which has a negative determinant and a positive trace. Therefore, by the second derivative test, we conclude that (2,1) is a local maximum.

In summary, the critical points of f(x,y) are (0,0) and (2,1), and (2,1) is a local maximum.

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What is the value of this expression when x = -6 and y=-1/2

Answers

The resultant value of the given expression 4(x²+3)-2y is 157 respectively.

What are expressions?

The concept of algebraic expressions is the use of letters or alphabets to represent numbers without providing their precise values.

We learned how to express an unknown value using letters like x, y, and z in the fundamentals of algebra.

Here, we refer to these letters as variables.

An expression is a group of words with operators between them.

The equation is the union of two expressions joined by the symbol "equal to" (=).

For instance, 3x-8. Ex: 3x-8 = 16.

So, the value would be:

4(x²+3)-2y

Insert values as follows:

=4((-6)²+3)-2(-1/2)

=4(36+3)+1=157


Therefore, the resultant value of the given expression 4(x²+3)-2y is 157 respectively.

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Complete question:

What is the value of this expression when x= -6 and y= -1/2? 4(x2+3)-2y

Consider flow over a flat plate, and use the Thwaites-Walz method to predict d, d*, 8, and Cvs x. Compare the results with the predictions of the Pohlhausen method and the exact solution in Eqs. (2.21) and (2.22).

Answers

Considering flow over a flat plate, and by using the Thwaites-Walz method and the Pohlhausen method are very similar, but they differ significantly from the exact solution.

The Thwaites-Walz Method for flow over a flat plate:

          The Blasius method can be used to obtain the non-dimensional velocity distribution over a flat plate. But the computation of the shear stress and friction coefficient from this velocity distribution requires the knowledge of the second derivative of u with respect to y which is difficult to obtain.

          The Thwaites method is an alternative method for computing the friction coefficient, which avoids the computation of the second derivative of u with respect to y. This method involves the solution of an ordinary differential equation.

            This method is particularly useful for computing the friction coefficient in the early stages of the boundary layer. The equations for the Thwaites method are as follows:

                 [tex]\frac{d^2\delta}{dx^2} =\frac{\delta}{u^2}\left(1+ \frac{\delta}{2}\frac{dU/dx}{U}\right)C_f[/tex]

                                                         = [tex]\frac{0.288\delta}{Re_x}(\frac{d\delta}{dx})^{1/2}Re_x[/tex]

                                                         = [tex]\frac{\rho u(x)x}{\mu}\tau_w[/tex]

                                                         = [tex]\rho u_\infty C_f/2x[/tex]

                                                         = [tex]\frac{1}{C_f}\int_{0}^{\delta}u_\infty \left(1- \frac{u}{u_\infty}\right)dy$$[/tex]

The following are the predictions using the Thwaites-Walz method to predict d, d*, 8, and

                   [tex]Cvs x.*d = 0.375 x^(1/5)*d*[/tex]

                                    = [tex]4.91 x^(1/5)*8[/tex]

                                    = [tex]0.664 x^(3/5)*Cv[/tex]

                                    = [tex]1.328 x^(1/5)[/tex]

        The Pohlhausen method is a simple method for computing the shear stress and the friction coefficient, which is based on an approximate solution of the boundary layer equations. The Pohlhausen method is based on the assumption that the velocity distribution is a parabolic function of the distance from the wall.

             The equations for the Pohlhausen method are as follows:

                      [tex]u(x,y)= U(x)\left(1-\left(\frac{y}{\delta}\right)^2\right)\tau_w[/tex]

                                 = [tex]\rho u_\infty \frac{dU}{dx}\frac{\delta^2}{3}C_f[/tex]

                                 =  [tex]\frac{2}{3}\frac{\tau_w}{\rho u_\infty^2}x[/tex]

                                 =  [tex]\frac{1}{C_f}\int_{0}^{\delta}u_\infty \left(1- \frac{u}{u_\infty}\right)dy$$[/tex]

The following are the predictions using the Pohlhausen method to predict d, d*, 8, and

                       Cvs x.• d = 0.37 x^(1/5)• d*

                                       = 4.9 x^(1/5)• 8

                                       = 0.664 x^(3/5)• Cv

                                       = 1.328 x^(1/5)

The following are the exact solutions for flow over a flat plate. Equations (2.21) and (2.22) are for the shear stress and friction coefficient respectively.

                           [tex]$$ \tau_w = \rho u_\infty C_f/2[/tex]

                                =  [tex]\frac{0.664 \rho u_\infty^2 x^{3/5}}{Re_x^{1/5}}C_f[/tex]

                                 =   [tex]\frac{0.664}{Re_x^{1/2}}[/tex]

          The following are the predictions using the exact solutions for flow over a flat plate.

                                  [tex]*d = 0.664 x^(3/10)*d*[/tex]

                                        = [tex]4.91 x^(1/5)*8[/tex]

                                       = [tex]0.664 x^(3/5)*Cv[/tex]

                                       = [tex]1.328 x^(1/5)[/tex]

         Hence, the predictions using the Thwaites-Walz method and the Pohlhausen method are very similar, but they differ significantly from the exact solution.

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Can y’all explain how to do this really don’t get it please thank you

Write the expression in complete factored
form.
3a(a + 1) + x(a + 1)

Answers

Answer:(a + 1) (3a + x)

Step-by-step explanation:

Factor a+1 out of  3a ( a + 1 ) + x (a + 1 )

Hope this helps

mass weighing 16 pounds is attached to a spring whose spring constant is 25 lb/ft. Find the equation of motion. (Use g = 32 ft/s2 for the acceleration due to gravity. Assume t is measured in seconds) *(t) = -16 cos(251) What is the period of simple harmonic motion (in seconds)?

Answers

The equation of motion of the system is, `x(t) = Acos⁡(ωt + ϕ)` where `ω = √(k/m)` is the angular frequency of the system, `A` is the amplitude of motion, `ϕ` is the phase angle, `k` is the spring constant, and `m` is the mass attached to the spring. The period of simple harmonic motion (in seconds) is 0.628` seconds (approx).

The mass weighing 16 pounds is attached to a spring whose spring constant is 25 lb/ft.

So, the mass of the system `m = 16/32 = 0.5` slugs (1 slug = 32 lb.s^2/ft).

Thus, the angular frequency of the system is, `ω = √(k/m) = √(25/0.5) = 10` rad/s.

So, the equation of motion of the system is,x(t) = Acos⁡(10t + ϕ)

Given that, x(0) = 16/25, x(t) = Acos⁡(10t + ϕ) ...(1)

At t = 0, x(0) = Acos⁡ϕ = 16/25

So, `A = (16/25)/cos⁡ϕ`.

Therefore, by substituting `A` in equation (1), we get

x(t) = (16/25)/cos⁡ϕ × cos⁡(10t + ϕ) = 0.64 cos⁡(10t + ϕ)/cos⁡ϕ

Comparing this equation with the given equation, x(t) = -16 cos⁡(251), we get`10t + ϕ = 251`, `cos⁡ϕ = -16/25`

Therefore, `ϕ = cos^{-1}⁡(-16/25) = 123.7°`.The period of simple harmonic motion (in seconds) is given by,

`T = 2π/ω = 2π/10 = 0.628` seconds (approx).

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Kayla earns $9 an hour regular pay as a hostess. For every hour over 40 hours she works each week, she earns 1.5 times her regular pay. If Kayla worked 47 hours last week. how much
money did she earn?

Answers

Kayla earned a total of
$454.50

Tickets for the school play cost $5 for students and $8 for adults. For one performance, 128 tickets were sold for $751. How many tickets were for adults and how many were for students?

Answers

91 student tickets were sold and 37 adults tickets were sold whose total 128 tickets were sold.

What is elimination method?

The elimination method is a technique for solving a system of linear equations, which involves adding or subtracting the equations to eliminate one of the variables, and then solving for the other variable.

According to question:

Let x be the number of student tickets sold, and y be the number of adult tickets sold. Then we can set up a system of two equations to represent the information given:

x + y = 128 (1) (the total number of tickets sold is 128)

5x + 8y = 751 (2) (the total revenue from ticket sales is $751)

We can solve for one of the variables in terms of the other in the first equation:

x = 128 - y

Substituting this expression into the second equation to eliminate x, we get:

5(128 - y) + 8y = 751

Expanding and simplifying:

640 - 5y + 8y = 751

3y = 111

y = 37

Therefore, 37 adult tickets were sold. Substituting this value back into equation (1) to solve for x, we get:

x + 37 = 128

x = 91

Therefore, 91 student tickets were sold.

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1/1 point (graded) Compute X(), the matrix of predicted rankings UVT given the initial values for U() and V (0). 2 1 (Enter your answer as a matrix, e.g., type [[2,1],[1,0],[3,-1]] for a 3 x 2 matrix 1 0 Note the square brackets, and 3 -1 commas as separators. ) [[24,12,6], [0,0,0], (12,6,3], [24 ✓ 24 12 6 0 0 0 12 6 3 24 12 6

Answers

The matrix of predicted rankings UVT is [[48,24,12],[0,0,0],[24,12,6]].

The matrix of predicted rankings UVT can be calculated using the formula UVT = UV.The provided initial values for U() and V(0) are as follows:U() = [[2,1],[1,0],[3,-1]]V(0) = [[24,12,6],[0,0,0],[12,6,3]]Using the above values, the matrix of predicted rankings UVT can be computed as follows:UVT = UVU = [[2,1],[1,0],[3,-1]]V = [[24,12,6],[0,0,0],[12,6,3]]UVT = [[2,1],[1,0],[3,-1]] x [[24,12,6],[0,0,0],[12,6,3]]= [[48,24,12],[0,0,0],[24,12,6]]Therefore, the matrix of predicted rankings UVT is [[48,24,12],[0,0,0],[24,12,6]].

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what is the significance of a pedigree symbol consisting of a square with a diagonal slash mark through it?

Answers

The significance of a pedigree symbol consisting of a square with a diagonal slash mark through it is that it represents the male members of the family

It is a standard symbol in a pedigree chart. This symbol represents the sex of a person, in this case, it represents the male sex. In other words, a square with a diagonal slash mark through it is used to represent the male gender in pedigree charts.

A pedigree chart is a diagram that shows the genetic relationships between individuals in a family. It is used to track genetic diseases or traits through generations. A pedigree chart can provide information about a family's medical history and can help doctors to understand how genetic disorders are inherited from one generation to the next. Each symbol used in the pedigree chart has a specific meaning.

The squares represent males while the circles represent females. The horizontal line between two symbols represents marriage, and the vertical line from a symbol represents a child of that union.

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2x - 3 = 6 + x
2(2x-3)=6+x

Answers

Answer:

x = 9x = 4

Step-by-step explanation:

       2x - 3 = 6 + x

2x - 3 = 6 + x

2x - x = 6 + 3

x = 9

    2.        2(2x-3)=6+x

2(2x - 3) = 6 + x

4x - 6 = 6 + x

4x - x = 6 + 6

3x = 12

x = 12 : 3

x = 4

   

Good day.....Please urgent assistance needed​

Answers

the initial speed with which the particle was projected is approximately 29.7 m/s.

How to solve?

We can solve this problem using the equations of motion for a particle moving under constant acceleration due to gravity.

Let v be the initial velocity with which the particle was projected, and let θ be the angle of projection with respect to the horizontal. Since the particle is launched from a height of 15m, its initial vertical velocity is v sin(θ), and its initial horizontal velocity is v cos(θ).

The time taken for the particle to hit the ground can be found by using the equation:

y = y0 + v0t + 1/2at²

where y is the vertical displacement, y0 is the initial vertical position, v0 is the initial vertical velocity, a is the acceleration due to gravity (-9.8 m/s²), and t is the time taken.

Since the particle starts and ends at the same vertical position (15m), we have:

y - y0 = 0

Substituting the values, we get:

0 = 15 + v sin(θ)t - 1/2(9.8)t²

Simplifying and rearranging, we get:

4.9t² - vt - 30 = 0

Using the quadratic formula, we get:

t = (v ±√(v² + 4(4.9)(30))) / (2(4.9))

Since we want the time taken for the particle to hit the ground, we take the positive root:

t = (v + √(v² + 588)) / 9.8

Now, we can use the horizontal displacement to find the initial speed v. Since the particle travels a horizontal distance of 30m in time t, we have:

x = v cos(θ) t

Substituting the values, we get:

30 = v cos(θ) [(v +√(v² + 588)) / 9.8]

Simplifying and rearranging, we get:

v² - 882 = 0

Using the quadratic formula again, we get:

v = ±√(882)

Since the initial velocity must be positive, we take the positive root:

v ≈ 29.7 m/s

Therefore, the initial speed with which the particle was projected is approximately 29.7 m/s.

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1. If f = {(0,2), (-3,2), (2,5)} and g = {(3,4), (1,5), (-1,2)}, Find: f+g

Answers

Answer:

Step-by-step explanation:

F = (-1,9)

G = (-3,11)

3x+4y=34 . In the equation, what is the y-value when x=10? x= 10 , y= ?

Answers

Answer:

y = 1

Step-by-step explanation:

3x + 4y = 34            x = 10

3(10) + 4y = 34

30 + 4y = 34

4y = 4

y = 1

So, the y-value is 1 when x = 10

[tex]\huge\text{Hey there!}[/tex]



[tex]\mathsf{3x + 4y = 34}[/tex]

[tex]\mathsf{3(10) + 4y = 34}[/tex]

[tex]\mathsf{30 + 4y = 34}[/tex]

[tex]\mathsf{4y + 30 = 34}[/tex]

[tex]\large\text{SUBTRACT 30 to BOTH SIDES}[/tex]

[tex]\mathsf{4y + 30 - 30 = 34 - 30}[/tex]

[tex]\large\text{SIMPLIFY IT!}[/tex]
[tex]\mathsf{4y = 34 - 30}[/tex]

[tex]\mathsf{4y = 4 }[/tex]

[tex]\large\text{DIVIDE 4 to BOTH SIDES}[/tex]

[tex]\mathsf{\dfrac{4y}{4} = \dfrac{4}{4}}[/tex]

[tex]\large\text{SIMPLIFY IT!}[/tex]

[tex]\mathsf{y = \dfrac{4}{4}}[/tex]

[tex]\mathsf{y = 1}[/tex]


[tex]\huge\text{Therefore your answer should most likely be:}[/tex]
[tex]\huge\boxed{\mathsf{y = 1}}\huge\checkmark[/tex]


[tex]\huge\text{Good luck on your assignment \& enjoy your day!}[/tex]



~[tex]\frak{Amphitrite1040:)}[/tex]

Sally has 3:4 as many beads as Kelly. Kelly has 18 more beads than Sally. Find the average number of beads the girl have

Answers

The average number of beads that the girls have is 63

Let's start by using algebra to represent the given information:

Let b be the number of beads that Sally has.

Then, Kelly has 3/4 times as many beads as Sally, which can be expressed as (3/4)b.

Also, we know that Kelly has 18 more beads than Sally, which can be expressed as (b + 18).

Putting these together, we can write the equation:

(3/4)b = b + 18

Solving for b, we get:

b = 72

So, Sally has 72 beads, and Kelly has (3/4) × 72 = 54 beads.

The average number of beads that the girls have is (72 + 54)/2 = 63 beads

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The expression tan(0) cos(0) simplifies to sin(0) . Prove it

Answers

As the tangent of an angle is given by the division of the sine of the angle by the cosine of the angle, the expression is simplified to the sine of the angle.

How to obtain the tangent of an angle?

To calculate the tangent of an angle, you need to divide the length of the side opposite to the angle by the length of the side adjacent to the angle. The side opposite is the side that is opposite to the angle, while the side adjacent is the side that is adjacent to the angle.

An equivalent way to describe the calculation of the tangent is that it is the division of the sine of the angle by the cosine of the angle.

Hence the expression in the context of this problem is simplified as follows:

tan(θ)cos(θ) = sin(θ)/cos(θ) x cos(θ) = sin(θ).

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I need help on this question(PLEASEEEE)

Answers

Answer:

Yes, No, No.

Explanation:

For the first system of equations, we substitute x=2 and y=1 into each equation and we see that both are satisfied. So (2, 1) is a solution for this system.For the second system of equations, substituting x=2 and y=1 into each equation, we get 1=-3 and 1=-2, which are not true, so (2, 1) is not a solution for this system.For the third system of equations, substituting x=2 and y=1 into each equation, we get -3=-2 and 1=-3, which are not true, so (2, 1) is not a solution for this system.

Answer:

Place an X for the first box as [Yes], [No], [No]

Step-by-step explanation:

When we enter x=2 and y=1 into the first system of equations, we can see that both conditions are met. Thus the answer to this system is (2, 1).

When x=2 and y=1 are substituted into the second system of equations, we obtain 1=-3 and 1=-2, which are false, and so (2, 1) is not a solution for this system.

When x=2 and y=1 are substituted into the third system of equations, the results are -3=-2 and 1=-3, which are false, hence (2, 1) is not a solution for this system.

Data were collected on the fiber diameter and the fleece weight of wool

Answers

Regression lines can be used to visually represent the relationship between the independent( x) and dependent( y) variables on a chart. This is point C

Point C represents the residual of the circled point in Graph 1.

The regression line is occasionally called the" best-fit line" because it's the line that stylish fits through the points. This is the line that minimizes the gap between factual results and anticipated results.

There are two charts:

In graph 1, one point is circled.

The five points labeled A, B, C, D and E can be set up in Graph 2.

Find which point on path 2 represents the remainder of the circled point on path 1

Point C represents the remainder of the circled point in Graph 1

Question

fiber diameter and fleece weight data were collected from a sample of 20 lamb. The data is presented in the graphs below. The plot is a scatterplot of pile weight versus fiber periphery, with the corresponding least places regression line indicated. Map 2 is a identified plot of residuals versus prognosticated values. Map 1 chief Weight 35 40 30 Fiber Periphery Map 2 Fiber Periphery Map 2 Remaining chief Weight 1. D 7 8 9 10 11 12 Anticipated chief Weight 13 14 15 A point is filled in the map and the points marked with ABC are displayed in the map 2 which represents the graph the rest of the circled point on the graph? Peille coat weight In Diagram 1, one point is circled. Five points, labeled A, B, C, D, and E, are linked in map

2 Which point on Chart 2 is the residual for the circled point on Chart 1?

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