Answer:
or 
Step-by-step explanation:
step 1
Find the volume of the rectangular prism
we know that
The volume of a rectangular prism is

In this problem we have



substitute in the formula

step 2
Find the difference between the volume of the prism and the volume of the storage container


Answer:
f(-2) = -6
Step-by-step explanation:
2(-2-3) + 4
2(-5) + 4
-10 + 4
-6