SOLUTION: The width of a rectangle is 4 cm less than 1/5 of the length. If the perimeter of the rectangle is 88 cm, find its length and its width. Width of rectangle = 1/5x - 4 88 = 2(

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: The width of a rectangle is 4 cm less than 1/5 of the length. If the perimeter of the rectangle is 88 cm, find its length and its width. Width of rectangle = 1/5x - 4 88 = 2(      Log On


   



Question 365091: The width of a rectangle is 4 cm less than 1/5 of the length. If the perimeter of the rectangle is 88 cm, find its length and its width.
Width of rectangle = 1/5x - 4
88 = 2(x) + 1/5 - 4
?? I don't know what i'm doing wrong.

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
W=%281%2F5%29L-4
.
.
.
P=2%2AL%2B2%2AW=88
L%2BW=44
.
.
.
Substitute,
L%2B%28%281%2F5%29L-4%29=88
%286%2F5%29L-4=88
Now solve for L, then go back and solve for W.