Question

What is the value of A when we rewrite 4^x+3-4^x as A*4^x?

Answer 1

The answer sounds like it’s 4

Answer 2

Explanation:

4^(x + 3) - 4^x

4^x * 4^3 - 4^x

4^x (4^3 - 1)

4^x ( 64 - 1)

63 * 4^x

A = 63