1/9y=81

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Solution for 1/9y=81 equation: 



1/9y=81

We move all terms to the left:

1/9y-(81)=0



Domain of the equation: 9y!=0

y!=0/9

y!=0

y∈R



We multiply all the terms by the denominator


-81*9y+1=0

Wy multiply elements

-729y+1=0

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

-729y=-1

y=-1/-729

y=1/729

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