81=27^x+1

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Solution for 81=27^x+1 equation: 



81=27^x+1

We move all terms to the left:

81-(27^x+1)=0

We get rid of parentheses

-27^x-1+81=0

We add all the numbers together, and all the variables

-27^x+80=0

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

-27^x=-80

x=-80/1

x=-80

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