The length of a rectangle is one meter more than 4 times its width. Find the dimensions if the perimeter is 52 meters

asked Jan 16, 2016 67.1k views

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7 votes

$l=4w+1\\ 2l+2w=52\\\\ 2(4w+1)+2w=52\\ 8w+2+2w=52\\ 10w=50\\ w=5\\\\ l=4\cdot5+1\\ l=21$

5 m and 21 m

Hakan Ensari answered Jan 21, 2016

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