3^(2x)-7*3^(x)=12

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Solution for 3^(2x)-7*3^(x)=12 equation: 



3^(2x)-7*3^(x)=12

We move all terms to the left:

3^(2x)-7*3^(x)-(12)=0

Wy multiply elements

3^2x-21x-12=0

We add all the numbers together, and all the variables

-21x+3^2x-12=0

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

-21x+3^2x=12

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