could someone help me with math?

Question

Use the quotient property of exponents to simplify this expression, write the answer with positive exponents only.

(8a)^-3/(8a)^-6

Answer 1

= (8a)^3 = 512a^3

-3 - -6 =-3+6 = 3 = the final exponent for a when simplified

8^3 = 64x8 = 512