Question

please answer the following questions quickly ​

Answer 1

1st Answer: (-5/8)^-4 * (-5/8)^12={(-5/8)^3}^x * (-5/8)^-1

(-5/8)^12-4=(-5/8)^3X-1

(-5/8)^8=(-5/8)^3X-1

8=3x-1

8+1=3x

9=3x

3=x

2nd Answer I don't know sorry