Math, asked by HappyMace, 10 hours ago

PLEASE ANSWER THIS QUICK OR IM DED​

Attachments:

Answers

Answered by Bittukumargiri
1

Answer:

B is right answer

(5/7)^-7= (5/7)^(3n+2)

-7=3n+2

3n= -9

n=-3

Similar questions