Question 155724
W=L-4
AREA=L*W
5=L(L-4)
5=L^2-4L
L^2-4L-5=0
(L-5)(L+1)=0
L-5=0
L=5 FOR THE LENGTH
5-4=1 FOR THE WIDTH.
pROOF:
5=5*1
5=5