SOLUTION: The lenght of a rectangle is 3 inches more than its width.If th area of the rectangle is 238 square inches,what is its lenght?

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Question 58153: The lenght of a rectangle is 3 inches more than its width.If th area of the rectangle is 238 square inches,what is its lenght?
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
L=W+3
L*W=238(
(W+3)W=238
W^2+3W-238=0
(W+17)(W-14)=0
W=17=0
W=-17 NOT A SOLUTION
W-14=0
W=14
L=14+3
L=17
PROOF
14*17=238
238=238