SOLUTION: The length of a rectangle is 6ft longer than its width. If the perimeter of the rectangle is 48ft , find its area.

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Question 808414: The length of a rectangle is 6ft longer than its width.
If the perimeter of the rectangle is 48ft , find its area.

Answer by TimothyLamb(4379) About Me  (Show Source):
You can put this solution on YOUR website!
L = W + 6
P = 2L + 2W = 48
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2(W + 6) + 2W = 48
2W + 12 + 2W = 48
4W = 36
W = 9
L = 15
Answer:
Area = 9*15 = 135
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