Answer:
A (area) = L (length) x W (width).
L = W + 8, therefore A = (W + 8) x W
660 = W2 + 8W
W2 + 8W - 660 = 0
Factor to get (W + 30) x (W - 22) = 0
Possible solutions are W = -30 and W = 22.
W can't be < 0 so the only solution for W = 22 yd.
L = W + 8 = 30 yd.
22 x 30 = 660 yd2
