Math 3 will pick BA please Help?

Question

5 radical(5) = 25 to the power of (-2x-8)

Possible solutions

4

-16

-35/8

-33/8

-28/8

none of the above

Helps is appreciated

Answer 1

5^3/2 =25^(-2x-8) =5^2(-2x-8)

3/2 =-4x -16

4x = - 17 1/2 =-35/2

x=-35/8

Answer 2

I may be the only one, but I don't understand your first line, nor the question.

You may have better luck if you rephrase the question.