SOLUTION: The length of a rectangle is 4 feet less than the length. The area is 117 square feet. Find the length and width of the rectangle.

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Question 108765This question is from textbook
: The length of a rectangle is 4 feet less than the length. The area is 117 square feet. Find the length and width of the rectangle. This question is from textbook

Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
let width=x, so length=x+4 ... x(x+4)=117 ... x^2+4x-117=0 ... (x+13)(x-9)=0