Answer:
See explanation
Step-by-step explanation:
We want to verify that:

Verifying from left, we have

Expand the perfect square in the right:

We expand to get:

We simplify to get:

Cancel common factors:

This finally gives:

The answer is 7/8 so you would round it to 1.
Plug in -3 for x into the equation.
(1/4)^-3
And solve
(1/4)^-3 = 64
You need to give me more information.