SOLUTION: The perimeter of a rectanngle is 160ft. One fourth the length is the same as twice the width. Find the dimensions of the rectangle.

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Question 112647This question is from textbook Algebra 1
: The perimeter of a rectanngle is 160ft. One fourth the length is the same as twice the width. Find the dimensions of the rectangle.This question is from textbook Algebra 1

Answer by edjones(7311) About Me  (Show Source):
You can put this solution on YOUR website!
A) 2L+2w=160
B) L/4=2w
.
B) 4L/4=4*2w
L=8w
.
A) 2*8w+2w=160 Substitute 8w for L.
16w+2w=160
18w=160
18w/18=160/18
w=80/9
L=640/9
.
Check:
2*80/9+2*640/9
=160/9+1280/9
=1440/9
=160
.
Ed