Answer:
x
Step-by-step explanation:
Let the side of the cube=a
So the volume will be=V=a³
Then surface area of the cube will be=6a²= =
The above expression showing surface area as a function of Volume. (Answer)
4(x+3)=3(x-12)
=4x + 12= 3x - 36
= 4x- 3x= -36 - 12
= x = -48