Answer:
answer is 27 hope it helps
Answer:

Step-by-step explanation:
Given


Required

First, calculate 
We have:

This gives:

Substitute 


Substitute 



Split

This gives

63 i believe correct me if i’m wrong somebody. Im possibly WAY off
Answer:
Step-by-step explanation:
All real numbers because x can assume every possible value
In order to find the area, you multiply the width (7), height (6) and length (12). But the problem states that the height has changed from 6 to 6 minus3, which would be 3. So you multiply 3, 7, and 12.