Lets call your age x and your sisters would be x +2
x + x + 2 = 32
combine like terms
2x + 2 = 32
32 - 2 = 2x
32 - 2 = 30
2x = 30
x = 15

Your age is 15 and your sisters is 17

<span>Hope This Helps You!
</span>Good Luck Studying :)

4 0

3 years ago

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8x+7.5=3.5 What's the value of x? Please show your work. :)

Inga [223]

Answer:

x = 0.5

Step-by-step explanation:

Isolate the variable by dividing each side by factors that don't contain the variable.

Exact Form: x = -1/2

7 0

3 years ago

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Sales at a fast-food restaurant average $6,000 per day. The restaurant decided to introduce an advertising campaign to increase

Akimi4 [234]

Answer:

The value of the test statistic is 2.8.

Step-by-step explanation:

The test statistic is:

$z = \frac{X - \mu}{\frac{\sigma}{\sqrt{n}}}$

In which X is the sample mean, $\mu$ is the value expected value for the population mean, $\sigma$ is the standard deviation and n is the size of the sample.