SOLUTION: the area of a window is 143 square feet. the length is 2 feet more than the width. how wide is the window?

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Question 345524: the area of a window is 143 square feet. the length is 2 feet more than the width. how wide is the window?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
For a rectangle,
A=L%2AW=143
.
.
L=W%2B2
Substitute,
%28W%2B2%29%2AW=143
W%5E2%2B2W=143
W%5E2%2B2W-143=0
%28W-11%29%28W%2B13%29=0
Only use the positive solution,
W-11=0
W=11
L=W%2B2=13
The window is 11' wide and 13' long.