**Hello from MrBillDoesMath!
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**Answer:
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28 Pi

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**Discussion:
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Volume of a cylinder of height "h" and radius "r is given by the formula

Pi * r^2 * h

(Think of this are pushing the area of the circle or radius r up through a distance h)

In our case this equals

Pi * 2^2 * 7 =

Pi * 4 * 7 =

28 Pi

Thank you,

MrB

Let x= number of cases

150x=300

300/150=x

x=2

You will need 2 cases of soap every day.

To figure out how many cases you would need in a week:

2*7=14

You would need 14 soap cases in a week.

Hope this helps!

**Answer:**

0.4

**Step-by-step explanation:**

x=2/5

2/5=0.4

**Answer:**

**Step-by-step explanation:**

-7k⁵(-5k⁴ + 2) = -7k⁵(-5k⁴) - 7k⁵(2) = 35k⁹ - 14k⁵