Answer a^3-3a
a^2 times a = a^3 you add exponents
Answer:

Step-by-step explanation:

Answer:
48 dollars
Step-by-step explanation:
grant originally had 36 and john had 12
decrease grant by 9 and increase john by 9
grant has 27, and john has 21
difference is 6 so the sum is 48.
what shape is this
I cant answer it if there's no shape in the question