SOLUTION: the perimeter of a rectangle is 128 metres. the length is 4 metres more than twice the width. find the dimensions

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Question 290626: the perimeter of a rectangle is 128 metres. the length is 4 metres more than twice the width. find the dimensions
Answer by user_dude2008(1862) About Me  (Show Source):
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P=2L+2W

128=2(2W+4)+2W

128=4W+8+2W

128=6W+8

128-8=6W

120=6W

W=20

L=2W+4=2(20)+4=40+4=44

Answer: width is 20 and length is 44