SOLUTION: The area of the opening of a rectangular window is to be 143 square feet. If the length is to be 2 feet more than the width, what are the dimensions?
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Question 159720: The area of the opening of a rectangular window is to be 143 square feet. If the length is to be 2 feet more than the width, what are the dimensions?
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
L=W+2
W(W+2)=143
W^2+2W-143=0
(W+13)(W-11)=0
W-11=0
W=11 IS THE WIDTH OF THE WINDOW.
11+2=13 FOR THE LENGTH.
PROOF:
11*13=143
143=143
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