Find the exact solution to the equation. 9-log base 6 (x+8) = 8

So than there are 

9 - log6(x+8) = 8 

9log6(6) -log6(x+8) = 8 

log6(6^9) -log6(x+8) = 8 

log6[(6^9)/(x+8)] = log6(6^8)

    6^9
= 6^8
  x+8

6^9 = 6^8(x+8)  divide both sides by 6^8

6 = x+8

x = - 2 

hope this will help you