SOLUTION: the length of a rectangle is 8cm more than 3 times its width.the perimeter of the rectangle is 64 cm.show the equation that would be used to find the dimensions of the rectangle.

Algebra ->  Rectangles -> SOLUTION: the length of a rectangle is 8cm more than 3 times its width.the perimeter of the rectangle is 64 cm.show the equation that would be used to find the dimensions of the rectangle.      Log On


   

Question 731985: the length of a rectangle is 8cm more than 3 times its width.the perimeter of the rectangle is 64 cm.show the equation that would be used to find the dimensions of the rectangle.
Answer by checkley79(3341) About Me  (Show Source):
You can put this solution on YOUR website!
P=2L+2W
L=3W+8
64=2*(3W+8)+2W