SOLUTION: The perimeter is 100cm, the length is 5x and the width is 2x - 6 what does x equal?

Algebra ->  Rectangles -> SOLUTION: The perimeter is 100cm, the length is 5x and the width is 2x - 6 what does x equal?      Log On


   

Question 1093310: The perimeter is 100cm, the length is 5x and the width is 2x - 6 what does x equal?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
P=2%28L%2BW%29
Substituting,
100=2%285x%2B2x-6%29
7x-6=50
7x=56
Solve for x.