Question

5^-8×5^-4=5^-4x what is x​

Answer 1

Answer:

X=3

Step-by-step explanation:

when base is same. powers get added.

so comparing powers

-8-4=-4x

-12=-4x

X=3

Answer 2

Answer:

Step-by-step explanation:

5-8x5-4=5-4x

5-40-4=5-4x

5-44=5-4x

-44=5-5-4x

-44= -4x

- &- cancels out

44=4x

11=x

hope the answer is right and helpful