SOLUTION: The perimeter of a rectangle is 136 inches. If the length is four less than five times the width, what is the area of the rectangle? Thanks for your help.

Question 988311: The perimeter of a rectangle is 136 inches. If the length is four less than five times the width, what is the area of the rectangle? Thanks for your help.
Answer by macston(5194) (Show Source): You can put this solution on YOUR website!
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W=width; L=length=5W-4; P=perimeter=136 inches
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P=2(L+W)Substitute for L
136 in=2((5W-4)+W) Divide each side by 2.
68 in=6W-4 Add 4 in to each side.
72 in=6W
12 in=W
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L=5W-4in=5(12)-4=60-4=56 in
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Area=LW=(56in)(12in)=672in^2
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ANSWER: The area is 672 square inches.

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