3/9a=81

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Solution for 3/9a=81 equation: 



3/9a=81

We move all terms to the left:

3/9a-(81)=0



Domain of the equation: 9a!=0

a!=0/9

a!=0

a∈R



We multiply all the terms by the denominator


-81*9a+3=0

Wy multiply elements

-729a+3=0

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

-729a=-3

a=-3/-729

a=1/243

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