Question 320841
AREA=LW
Given: Area=308 & Length is the Width plus 8 (W+8).
L=W+8
Replace L by (W+8) & solve for W.
308=(W+8)W
308=W^2+8W
W^2+8W-308=0
(W+22)(W-14)=0
W-14=0
W=14 ANS. FOR THE WIDTH.
14=W+8
L=14+8=22 ANS. FOR THE LENGTH.
PROOF:
308=22*14
308=308