SOLUTION: The perimeter of a rectangle is 400 meters. The length is 15 meters less than 4 times the width. Find the length and width.
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Question 26205: The perimeter of a rectangle is 400 meters. The length is 15 meters less than 4 times the width. Find the length and width.
Answer by uknouluvme89(30) (Show Source): You can put this solution on YOUR website!
Let x = width
Let 4x-15 = length
P= 2l+2w
400 = 2(4x-15)+2x
400 = 8x-30+2x
400 = 10x-30
430 = 10x
43 = x
Width = x = 43 m
Length = 4x-15 = 157 m
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