math
posted by marie on .
The width of a rectangle is x inches long. The length of that rectangle is 5 inches less than
Twice the width. If the perimeter measures 26 inches, what is the measure of the length
and width of the rectangle.

P = 2L + 2W
26 = 2(2W  5) + 2W
26 = 4W  10 + 2W
26 + 10 = 6W
36/6 = W
6 = W