2.81=(3)^x-1

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Solution for 2.81=(3)^x-1 equation: 



2.81=(3)^x-1

We move all terms to the left:

2.81-((3)^x-1)=0

We get rid of parentheses

-3^x+1+2.81=0

We add all the numbers together, and all the variables

-3^x+3.81=0

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

-3^x=-3.81

x=-3.81/1

x=-3.81

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