SOLUTION: How do I solve this equation? The length of a rectangular area is one foot more than twice its width. If the area is 36 square feet, find the width.

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Question 314757: How do I solve this equation?
The length of a rectangular area is one foot more than twice its width. If the area is 36 square feet, find the width.

Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
w (2w + 1) = 36

2w^2 + w - 36 = 0

(2w + 9) (w - 4) = 0

w - 4 = 0 ___ w = 4