Answer:
The answer is 5f + 6g +12
Step-by-step explanation:
Answer:
−
2x-32
Step-by-step explanation:
Answer:
-3
Step-by-step explanation:
Since the - in -7 and the subtraction sign - are the same, you have to group them so now it is + (positive). -10 + 7 = -3
Answer:

Step-by-step explanation:
Given

Required
The surface area
This is calculated as:

So:



