I can help you what problem??
Answer:
n = 25
Step-by-step explanation:
Add to both sides.
n = 17 + 8 = 25
I'm assuming you meant to write 8^(-2) or
where the -2 is the exponent over the 8.
If my assumption is correct, then we use the rule 
So,

<h3>Answer: Choice D. 1/64</h3>
Sorry about my first answer then it would 20% because if you take 30 and divide 20% you'll get 6 so again sorry I was wrong 20 percent though is right.