Answer:
Division
Step-by-step explanation:
The order of operations (the simplest version) is...
PEMDAS
P: Parentheses
E: Exponents
M/D: Multiplication/Division (whichever comes first)
A/S: Addition/Subtraction (whichever comes first)
The answer is division, since it comes before addition and subtraction.
That job can be handled by +9 and -7 working together.
The answer would just be 64 cubic inches. The volume of a cube is 64 cubic inches.Hope this helps.