3^(2x)-3^(2x-1)=18

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Solution for 3^(2x)-3^(2x-1)=18 equation: 



3^(2x)-3^(2x-1)=18

We move all terms to the left:

3^(2x)-3^(2x-1)-(18)=0

We move all terms containing x to the left, all other terms to the right

3^2x-3^(2x-1)=18

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