Answer:
Length is 15 inches
Width is 8 inches
Step-by-step explanation:
A = L*W
the Width = L-7
120 = L (L-7)
120 = L^2-7L
subtract 120 from each side
0 = L^2 - 7L - 120
(L-15) (L +8 )
so L = 15 inches
and W = 15-7 = 8 inches
check your answer: does 15*8 = 120? yes!
I'm not sure but i think that it is because you can actually do it
Answer:
Y=8x
Step-by-step explanation:
Answer:
8 15/16 inches
Step-by-step explanation:
just multiply 2 3/4 by 3 1/4
