3^2x-9(3^-2x)=8

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Solution for 3^2x-9(3^-2x)=8 equation: 



3^2x-9(3^-2x)=8

We move all terms to the left:

3^2x-9(3^-2x)-(8)=0

We multiply parentheses

3^2x+18x-8-=0

We add all the numbers together, and all the variables

18x+3^2x=0

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