SOLUTION: The width of a rectangle is 5 feet more than its length. The area of the rectangle is 36 sqaure feet. What is the length, in feet, of this rectangle?

Algebra ->  Customizable Word Problem Solvers  -> Geometry -> SOLUTION: The width of a rectangle is 5 feet more than its length. The area of the rectangle is 36 sqaure feet. What is the length, in feet, of this rectangle?      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 274575: The width of a rectangle is 5 feet more than its length. The area of the rectangle is 36 sqaure feet. What is the length, in feet, of this rectangle?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
W=L+5
W+L=36
l*(l+5)=36
l^2+5l=36
L^2+5L-36=0
(l+9)(l-4)=0
l=4 w=9