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svp [43]
2 years ago
15

If-9(y-13) = 16, then y=​

Mathematics
1 answer:
marissa [1.9K]2 years ago
6 0

Hi there,

I hope you and your family are staying safe and healthy!

-9 (y-13) = 16

This is called a linear equation. Let's distribute:

-9y + 117 = 16

Now we need to subtract 117 from both sides

-9y +117-117=16-117

-9y = -101

Now divide both sides by -9

\frac{-9y}{-9} = \frac{-101}{-9}

y = \frac{101}{9}

Happy to help! All the best this semester!

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Answer:

28.6

Step-by-step explanation:

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3 years ago
The ages (in years) and weights (in pounds) of all wide receivers for a football team are listed. Find the coefficient of variat
IceJOKER [234]

Answer:

The coefficient of variation for the weight and age are 5.9% and 10.6%.

Step-by-step explanation:

The coefficient of variation (CV) is well defined as the ratio of the standard deviation to the mean. It exhibits the degree of variation in association to the mean of the population.

The formula to compute the coefficient of variation is:

CV=\frac{\sigma}{\mu}\times 100\%

Here σ = standard deviation and µ = mean.

Compute the mean and standard deviations of the two data set in Excel using the following functions.

Mean=AVERAGE()

Standard deviation=STDEV.S()

Consider the Excel sheet attached.

The mean and standard deviation of weight are:

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And the mean and standard deviation of weight are:

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Compute the coefficient of variation for the weight as follows:

CV_{weight}=\frac{\sigma}{\mu}\times 100\%

              =\frac{11.87}{202}\times 100\%\\\\=5.87624\\\\=5.9\%

Compute the coefficient of variation for the age as follows:

CV_{age}=\frac{\sigma}{\mu}\times 100\%

              =\frac{2.75}{25.88}\times 100\%\\\\=10.62597\\\\=10.6\%

Thus, the coefficient of variation for the weight and age are 5.9% and 10.6%.

8 0
3 years ago
The selling price for a classic painting is $16,000, which is $2000 less than two times its original price. What was the origina
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$16,000 + $2,000 = $18,000

$18,000/2 = $9,000

I think this is correct but I'm not sure.

4 0
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What can you do to 40 to get 6? Thanks for your help whoever is answering I you for helping me!
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You would take away to get six
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4 years ago
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