Jenna found three solution to a linear equation she graphed them, but they don't lie in a straight line. What errors could jenna have made? Explain.

Answer: 88

Step-by-step explanation:

1. Add 3 and 8 together

3 + 8 = 11

2. Divide 121 by 11

121/ 11 = 11

3. Multiply the amount of paperbacks in the stack of 11 books (8) by 11

11 x 8 = 88

88 Is your answer.

Answer:

13.12

Step-by-step explanation:

Answer:

8(5) + 8(2)

Step-by-step explanation:

8 (5 + 2) is 8 (7) or 56

If I distribute the 8 through the problem, I will get the same answer

8(5) + 8(2)

40 + 16

56

Answer:

x=5

Step-by-step explanation:

the answer is choice c

Answer:

multiply bottom equation by 3

Step-by-step explanation:

That way, the -3y can be -9y and 9y and -9y can cancel.

Answer:

D. Multiply the bottom equation by 3

Step-by-step explanation:

A.

If you multiply the bottom equation by 7, then your equation will be:

7x+9y=8

14x-21y=7

Which will not get rid of y.

B.

If you multiply the top equation by 3, then your equation will be:

21x+27y=24

2x-3y=1

Which will not get rid of y.

C.

If you multiply the top equation by 2, then your equation will be:

14x+18y=16

2x-3y=1

Which will not get rid of y.

D.

If you multiply the bottom equation by 3, then your equation will be:

7x+9y=8

6x-9y=3

Which will get rid of y.

The expected value of perfect information (EVPI) is calculated as EVwPI minus maximum EMV. It quantifies the value of perfect information in decision-making.


The expected value of perfect information (EVPI) is a concept used in decision analysis. It represents the maximum amount of money an individual would pay to have perfect information about an uncertain event before making a decision.

To calculate EVPI, you start with the expected value with perfect information (EVwPI), which is the expected value when you have complete and accurate information about the uncertain event. Then, you subtract the maximum expected monetary value (EMV) from the EVwPI.

The EMV represents the expected monetary value of the decision without any additional information. By subtracting the maximum EMV from the EVwPI, you are essentially measuring the value of the additional information in terms of monetary gain.

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In a scatter plot, if all data points were aligned along a 44º angle, the correlation would be 0. The correct answer is D.

In a scatter plot, the correlation coefficient measures the strength and direction of the linear relationship between two variables. It ranges from -1 to 1, where -1 indicates a perfect negative linear relationship, 1 indicates a perfect positive linear relationship, and 0 indicates no linear relationship.

When all data points are aligned along a 44º angle, it means that the points are distributed randomly and do not follow a clear linear pattern. There is no consistent increase or decrease in one variable as the other variable changes. Therefore, the correlation between the variables is 0, indicating no linear relationship or strength of association.

In other words, the angle of 44º suggests that the variables are unrelated and have no linear dependency on each other.

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Diameter is 25.46 feet as circumference is 2πr and 2r is d so we just simply divide the circumference with π and get the value as 25.46

Step-by-step explanation:

Answer:

26.727feet

Step-by-step explanation:

Circumference = 22 x diameter

7

7x 84= 22d

d= 588

22

= 26.727feet

Thus, the length of a side of the regular hexagon is 8 centimeters using the Pythagorean theorem.

The key to solving this problem is to realize that the perpendiculars drawn from the interior point to the sides of the hexagon form a right triangle with one leg being the perpendicular and the other leg being a side of the hexagon. We also know that the hexagon is regular, meaning all sides have the same length.

Let's label the length of the side of the hexagon as "x". We can use the Pythagorean theorem to find the length of each perpendicular as follows:

- For the perpendicular that is 4 cm long, we have x^2 = 4^2 + (x/2)^2
- For the perpendicular that is 5 cm long, we have x^2 = 5^2 + (x/2)^2
- For the perpendicular that is 6 cm long, we have x^2 = 6^2 + (x/2)^2
- For the perpendicular that is 8 cm long, we have x^2 = 8^2 + (x/2)^2
- For the perpendicular that is 9 cm long, we have x^2 = 9^2 + (x/2)^2
- For the perpendicular that is 10 cm long, we have x^2 = 10^2 + (x/2)^2

Simplifying each equation and using a bit of algebra, we get:

- 3x^2 = 16^2
- 7x^2 = 25^2
- 12x^2 = 36^2
- 24x^2 = 64^2
- 33x^2 = 81^2
- 40x^2 = 100^2

Solving for x in each equation, we find that x = 8 cm. Therefore, the length of a side of the regular hexagon is 8 centimeters.

In summary, we used the fact that the perpendiculars from an interior point to the sides of a regular hexagon form right triangles to set up equations using the Pythagorean theorem. Solving for the length of a side of the hexagon in each equation, we found that it is 8 cm long.

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Let the price of the hot dogs be x and drink be y.

It is given that you can get 6 hotdogsand 2 drinks for $18.00 so it follows:

Simplify to get:

It is also given that you can get 7 hotdogs and 8 drinks for $46.50 so it follows:

Multiply (i) by 8 to get:

Subtract (ii) from (iii) to get:

Substitute x=1.5 in (i) to get:

Hence the cost are:

1.5$ per hotdog.

4.5$ per drink.

Answer:

87.75

Step-by-step explanation:

9*9.75 = 87.75

I hope that helped :)

Answer:

braynerbro

subject

Mathematics, 11.11.2020 20:50 loganferg5499

In CDE, J is the centroid. If DJ=28 find JH. D

F

G

E

H

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In CDE, J is the centroid. If DJ=28 find JH.

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F

G

E

H

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Step-by-step explanation:

THIS IS WHAT I KNOW

Ultimately, teleportation and time travel would certainly have both positive and negative effects on the graph of the lives of Noah's descendants, presenting both new chances and difficulties.

A graph shows the relationship between variables or values by visualising data or information. It comprises of a coordinate system with an x-axis and y-axis, and data points or lines plotted on it. In a variety of disciplines, including mathematics, physics, economics, and social sciences, graphs are used to convey and interpret data. They can be employed to display patterns, trends, comparisons, and connections between different data points. Bar graphs, line graphs, scatter plots, pie charts, and histograms are examples of common graph types.

given

Having the capacity to teleport and go through time could potentially present new difficulties and complexities for writers.

Plotlines could get more complicated and sophisticated if characters travel between several eras or parallel realities.

Also, being able to travel across great distances quickly can make the globe seem smaller and less mysterious, which could make it more difficult to convey a sense of awe and discovery through storytelling.

Ultimately, teleportation and time travel would certainly have both positive and negative effects on the graph of the lives of Noah's descendants, presenting both new chances and difficulties.

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Answer:

Step-by-step explanation:

Equation for the volume and solution:

Correct option is D.

Answer:

D. StartFraction 7 over 8 EndFraction x minus 8 = 216; x = 256 centimeters cubed

Answer: let

Total number of those who took part in the survey (T) = 1300

Those were satisfied with the car(t)=910

Percentage of those who are satisfied (S)= (t/T)*100

S=(910/1300)*100

S=70%

Therefore 70% were satisfied

Step-by-step explanation:

Answer:

1 half

Step-by-step explanation:

what is the length of TV screen if the width 25inches and the diagonal is 50 inches

Answer:

6

Step-by-step explanation:

8 cube root is 2

there are 3 different lengths

3x2=6

Answer:

4

Step-by-step explanation:

C is equal to A because a parallelogram has opposite angles. So C is 83 degrees. SO 20 times something plus 3= equals 83. This something is 4.

Answer:

y = |x - (-2)| -3

Step-by-step explanation:

Answer:

The possible number of students in Mrs. Hayko's class is limited to 15 or 30, as higher multiples of 15 would exceed the desired class size.

Step-by-step explanation:

a)

Let 'x' be the total number of students in Mrs. Hayko's class.

One-third of the students walk to school: (1/3)x.

The remaining students who do not walk to school: (2/3)x.

Four-fifths of the non-walking students take the bus: (4/5) * (2/3)x.

Simplify to find the fraction of students taking the bus: (8/15)x.

b)

Consider different values for 'x' to find a whole number of students taking the bus.

Start with a small number, such as x = 15.

Calculate the number of students taking the bus using (8/15)x.

If the result is a whole number, it's a possible class size.

Repeat with different values of 'x' until a whole number is obtained.

The possible number of students in Mrs. Hayko's class could be 15, 30, or any other multiple of 15.

Answer:

The area is 292.5 cm2

Answer:

It’s c

Step-by-step explanation:

It’s simple

the radius of convergence is 1 and the interval of convergence is (1, 3) in terms of x-values.

To determine the radius of convergence, we can use the ratio test. The ratio test states that if the limit of the absolute value of the ratio of consecutive terms is less than 1 as n approaches infinity, then the series converges. Applying the ratio test to the given series, we have:

lim(n->∞) |((x - 2)^(n+1)/(n+1)) / ((x - 2)^n/n)| < 1

Simplifying the expression, we get:

lim(n->∞) |(x - 2)n+1 / (n+1)(x - 2)^n| < 1

Taking the absolute value and rearranging, we have:

lim(n->∞) |x - 2| < 1

This implies that the series converges when |x - 2| < 1, which gives us the interval of convergence. The radius of convergence is the distance between the center of the series (x = 2) and the nearest point where the series diverges, which in this case is 1.

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Answer:

77.16

Step-by-step explanation:

y = .76(100) + 1.16

y = 76 + 1.16

y = 77.16

Answer:

A line of best fit (or "trend" line) is a straight line that best represents the data ... 2. a combination of graphing calculator and ... Can we predict the number of total calories based upon the total fat grams? ... If you are looking for values that fall within the plotted values, you are interpolating. ... y = 11.73128088x + 193.852147

Step-by-step explanation:

info

Answer:

The segments nor the graph are shown here, so i will answer in the most general way that i can.

First, for definition, a positive number A is such that:

A > 0

And a negative number B is such that:

B < 0.

Then, 0 is neither positive nor negative.

Now, if we have two consecutive zeros in a function (and the function is continuous) between these points the function can be only negative or positive (The function must be zero at some point in order to change of sign)

But notice that if f(x) is positive between x1 and x2, and f(x1) = 0, f(x2) = 0, we have that the segment where f(x) is positive is written as:

(x1, x2)

Where the (,) symbols mean that the values in the extremes do not belong to the segment.

Now, i can not see the segments that the student found.

If in the segment the function is negative, then the correct option is A (the function is negative in this segment if the graph of the function is under the x-axis in this segment)

If in the segment the function is positive, then the correct option is C (the function is positive in this segment is the graph of the function is above the x-axis in this segment)

Answer:

The zeros are neither positive nor negative. The student included these in the interval over which the function is​ positive, which is incorrect.

Get that A! ;p

Answer:

-3.8 - (7.2-10 3/8)

-3.8+(-7.2+10 3/8) this is the error, it's positive 10 3/8, not negative, then you should solve what's in the parentheses first

I simplified 10 3/8 into 83/8 and then 10.375

-3.8+(-7.2 + 10.375)

-3.8+ 3.175 = -0.625

Answer: 1.43 meters

Step-by-step explanation:

subtract 7.52 from 8.92 and that's the difference so that is how far she would have to jump to tie the record

The weight of the package in pounds is 24.42 pounds.

According to the question,

We have the following information:

If the weight of packages is multiplied by 6/5 (fraction) the result is 24.5 pounds.

First, we will convert this fraction into a number with a decimal point.

So, we have:

6/5 = 1.2

Now, let's take the weight of the packages to be x pounds.

So, we have the following expression:

1.2x = 24.5

x = 24.5/1.2

(1.2 was in multiplication on the left hand side. So, it is in the division on the right hand side.)

x = 20.42 pounds

Hence, the weight of the package in pounds is 20.42 pounds.

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