log[3](x-9)=3

Question

I'm not sure If its right
x+9=3^4
x+9=81
x=72

Answer 1

log3 (x-9)=3
x-9=3^3
x= 9+27

second one is correct.

Answer 2

log ( 3 ) ( x - 9 ) = 3 Divide both sides by log ( 3 )

x - 9 = 3 / log ( 3 )

x = 3 / log ( 3 ) + 9