Question 312502
L=2W+50
P=2L+2W
700=2(2W+50)+2W
700=4W+100+2W
700=6W+100
6W=700-100
6W=600
W=600/6
W=100 ANS. FOR THE WIDTH.
L=2*100+50=200+50=250 ANS. FOR THE LENGTH.
PROOF:
700=2*250+2*100
700=500+200
700=700