Answer:
3x+3
Step-by-step explanation:

0.
The x on the bottom will cancel out the x on the top here.
Answer:
C) 1.5 in
Step-by-step explanation:
(7 + 1.5 + 1.5)(5 + 1.5 + 1.5) = 80
Answer:
54ft
Step-by-step explanation:
if 3foot is 4ft tall
then a shadow of 72 ft will be how tall?= x
4x =3ft by 72ft
4x= 216ft
x= 216/4
×=54