SOLUTION: The area of a rectangular wall of a barn is 280 square feet. Its length is 8 feet longer than twice its width. Find the length and width of the wall of the barn. What is the wid

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: The area of a rectangular wall of a barn is 280 square feet. Its length is 8 feet longer than twice its width. Find the length and width of the wall of the barn. What is the wid      Log On


   

Question 974835: The area of a rectangular wall of a barn is 280 square feet. Its length is 8 feet longer than twice its width. Find the length and width of the wall of the barn. What is the width?
Answer by harpazo(655) About Me  (Show Source):
You can put this solution on YOUR website!
Here is the set:
280 = x(2x+8)
You do the math.