Respuesta :

L=8+3W
P=64
P=2(L+W)
sub 8+3W for W
64=2(8+3W+W)
64=2(8+4W)
divide both sides by 2
32=8+4W
minus 8 both sides
24=4W
divide by 4 both sides
6=W
L=8+3W
L=8+3(6)
L=8+18
L=26


26 by 6

equations
L=8+3W
P=2(L+W)
P=64