SOLUTION: The perimeter of a rectangle is 36. The length is 3 less than twice the width. Find the width.

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Question 514108: The perimeter of a rectangle is 36. The length is 3 less than twice the width. Find the width.
Answer by oberobic(2304) About Me  (Show Source):
You can put this solution on YOUR website!
L = 2W-3
P = 2(L+W) = 36
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2(2W-3 +W) = 36
4W -6 +2W = 36
6W = 42
W = 7
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L = 2W-3 = 14-3 = 11
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2(L+W) = 2(11+7) = 2(18) = 36
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Answer: Width = 7, Length = 11.
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Done.