Respuesta :

Answer:

-⅔

Step-by-step explanation:

8^x = 4^(-1)

2^3x = 2^(-2)

3x = -2

x = -⅔

Answer:

1/32

Step-by-step explanation:

Step 1:  Divide both sides by 8

8x = 1/4

8x / 8 = 1/4 / 8

x = 1/32

Answer: x = 1/32