SOLUTION: the length of a rectangle is twice the width the area is 50 square inches .find the dimensions of the rectangle.

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Question 620046: the length of a rectangle is twice the width the area is 50 square inches .find the dimensions of the rectangle.
Answer by vleith(2983) About Me  (Show Source):
You can put this solution on YOUR website!
Let the length be given by l and w
l+=+2w
Area+=+l+%2A+w
50+=+%282w%29+%2A+w
50+=+2w%5E2
25+=+w%5E2
5+=+w
if width = 5 and l = 2w, then l = 10