SOLUTION: The perimeter of rectangle is 100 feet. If its length is 2 feet longer than three times its width, find the length and width.

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Question 857937: The perimeter of rectangle is 100 feet. If its length is 2 feet longer than three times its width, find the length and width.
Answer by Seutip(231) About Me  (Show Source):
You can put this solution on YOUR website!
Let:
x - be the width
3x+2 - be the length
P=2w+2l
Therefore,
100=2%28x%29%2B2%283x%2B2%29
100=2x%2B6x%2B4
100=8x%2B4
96=8x
12=x
Therefore the width is 12 feet, and the length is 38 feet.
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