SOLUTION: The length of a rectangle is 3 more than the width. The area is 88 square feet. Find the length and width of the rectangle.

Algebra ->  Rectangles -> SOLUTION: The length of a rectangle is 3 more than the width. The area is 88 square feet. Find the length and width of the rectangle.      Log On


   

Question 957264: The length of a rectangle is 3 more than the width. The area is 88 square feet. Find the length and width of the rectangle.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
For a rectangle,
A=L%2AW
L=W%2B3
%28W%2B3%29W=88
W%5E2%2B3W-88=0
%28W%2B11%29%28W-8%29=0
Only the positive solution makes sense here.
W-8=0
W=8ft
Then,
L=8%2B3
L=11ft