SOLUTION: A rectangle has sides of 4x – 4 and 8x + 10. Find the expression that represents its perimeter.

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Question 111308: A rectangle has sides of 4x – 4 and 8x + 10. Find the expression that represents its perimeter.
Answer by HyperBrain(694) About Me  (Show Source):
You can put this solution on YOUR website!
Since
perimeter=2*(length+width)

Then, the perimeter of your rectangle is...
P=2%28%284x%2B4%29%2B%288x-10%29%29
P=2%28%284x%2B8x%29%2B%284-10%29%29
P=2%2812x-6%29
P=24x-12

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