Question

A rectangular prism has a volume of 120 cubic inches. the length of the prism is 5 inches, the width is (x-2) inches, and the height is (x 3) inches. what are the width and height of the prism? a width: 3 in., height: 8 in. b width: 4 in., height: 6 in. c width: 6 in., height: 4 in. d width: 8 in., height: 3 in.

Answer 1

I hope this helps you




Volume = width ×length ×height


120÷5= 5. (x-2).(x+3)÷5


24=(x+3). (x-2)


8.3=(x+3).(x-2)


x-2=3 x= 5



width =x-2=3


height=x+3= 8