SOLUTION: A painting canvas has a length 8 inches longer than its width. If the area is 84 in^(2), what are the dimensions of the canvas?
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Question 204973: A painting canvas has a length 8 inches longer than its width. If the area is 84 in^(2), what are the dimensions of the canvas?
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
L=W+8
LW=84
(W+8)W=84
W^2+8W-84=0
(W+16)(W-6)=0
W-6=0
W=6 ANS. FOR THE WIDTH.
L=6+8=14 ANS. FOR THE LENGTH.
PROOF:
6*14=84
84=84
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