SOLUTION: The length of a rectangle is 3 ft more than twice its width, and the area of the rectangle is 54 ft squaed . Find the dimensions of the rectangle.

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Question 564365: The length of a rectangle is 3 ft more than twice its width, and the area of the rectangle is 54 ft squaed . Find the dimensions of the rectangle.
Answer by ad_alta(240) About Me  (Show Source):
You can put this solution on YOUR website!
Let 'l' be the length and 'w' be the width. Then lw=54; also, l=2w+3. Thus w(2w+3)=54. This gives w=4.5 and l=12.