Answer :
W = L - 4
L
2L + 2W = 96 sq ft
2L + 2(L-4) = 96
2L + 2L - 8 = 96
4L = 104
L = 26
W = 22
L
2L + 2W = 96 sq ft
2L + 2(L-4) = 96
2L + 2L - 8 = 96
4L = 104
L = 26
W = 22