SOLUTION: The area of a rectangle is 65ft squared, and the length of the rectangle is 3ft less than twice the width. Find the dimensions of the rectangle.

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Question 1117086: The area of a rectangle is 65ft squared, and the length of the rectangle is 3ft less than twice the width. Find the dimensions of the rectangle.
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
x%282x-3%29=65
-
2x%5E2-3x-65=0

discrim 9%2B4%2A2%2A65=529=23%5E2

x=%283%2B23%29%2F4
x=6.5

Width, 6.5 feet
Length, 10 feet