81/3^x=9

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Solution for 81/3^x=9 equation: 



81/3^x=9

We move all terms to the left:

81/3^x-(9)=0



Domain of the equation: 3^x!=0

x!=0/1

x!=0

x∈R



We multiply all the terms by the denominator


-9*3^x+81=0

Wy multiply elements

-27x+81=0

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

-27x=-81

x=-81/-27

x=+3

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