SOLUTION: The width of a rectangle is 6 centimeters less than the length.The perimeter is 64 centimeters.Find the width.

Algebra ->  Rectangles -> SOLUTION: The width of a rectangle is 6 centimeters less than the length.The perimeter is 64 centimeters.Find the width.      Log On


   

Question 316620: The width of a rectangle is 6 centimeters less than the length.The perimeter is
64 centimeters.Find the width.
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
W=L-6
P=2L+2W
64=2L+2(L-6)
64=2L+2L-12
64=4L-12
4L=64+12
4L=76
L=76/4
L=19 ANS. FOR THE LENGTH.
W=19-6=13 ANS. FOR THE WIDTH.
PROOF:
64=2*19+2*13
64=38+26
64=64