Question 32957
P = 2(L+W) where L = length and W = width
here let L = (2x-5) where x = shorter side
P = 2(2x- 5 +x)
50 = 2 (3x - 5)
25 = 3x - 5
3x = 30
x = 10ft
Longer side = 2x - 5 = 2(10) - 5 = 20 -5 = 15 ft