SOLUTION: A rectangle has an area of 240 in(squared), and one side has length x. Express the perimeter of the rectangle as a function of x.

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Question 211690: A rectangle has an area of 240 in(squared), and one side has length x. Express the perimeter of the rectangle as a function of x.
Answer by HyperBrain(694) About Me  (Show Source):
You can put this solution on YOUR website!
Given the sides of the rectangle x and y, the area A=xy.
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Given A=240
So,
xy=120
y=120/x
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Then, the perimeter is given by P=2x+2y
---
So,
P=2x%2B2%28120%2Fx%29
P=2x%2B240%2Fx
That's it.