Question 1009511


{{{81^(3x-3)=729^(x+2)}}} 

{{{(9^2)^(3x-3)=(9^3)^(x+2)}}} 

{{{9^(6x-6)=9^(3x+6)}}}........if bases same, exponents are same too

{{{6x-6=3x+6}}}

{{{6x-3x=6+6}}}

{{{3x=12}}}

{{{x=4}}}