Question 388373
{{{9^(x-1)=9^2}}} Start with the given equation.



{{{x-1=2}}} Since the bases are equal, the exponents are equal.



{{{x=2+1}}} Add {{{1}}} to both sides.



{{{x=3}}} Combine like terms on the right side.



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Answer:


So the solution is {{{x=3}}} 



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