Posted by **susie** on Friday, December 2, 2011 at 4:20am.

a rectangle has a length that is four more than three times the width. If the perimeter is 126 feet, find the length and the width

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**Steve**, Friday, December 2, 2011 at 5:40am
L = 3W+4

2(L+W) = 126

2(3W+4 + W) = 126

2(4W+4) = 126

8(W+1) = 126

W+1 = 15.75

W = 14.75

L = 3W+4 = 48.25

2(14.75+48.25) = 2(63) = 126

- math -
**Rose**, Sunday, October 2, 2016 at 6:25am
A garden is shaped like a rectangle whose perimeter is 300 ft. The length is 9 times as long as the width. Find the length and the width.

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