SOLUTION: The length of a rectangle is 8 times its width. The perimeter of the rectangle is 216 inches. What is the algebraic equation you would use to solve this problem? What is the length

Algebra ->  Rectangles -> SOLUTION: The length of a rectangle is 8 times its width. The perimeter of the rectangle is 216 inches. What is the algebraic equation you would use to solve this problem? What is the length      Log On


   



Question 255446: The length of a rectangle is 8 times its width. The perimeter of the rectangle is 216 inches. What is the algebraic equation you would use to solve this problem? What is the length of the rectangle?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
2x+2(8x)=216
2x+16x=216
18x=216
x=12 in
8x=96 in