2/9*u=9

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Solution for 2/9*u=9 equation: 



2/9u=9

We move all terms to the left:

2/9u-(9)=0



Domain of the equation: 9u!=0

u!=0/9

u!=0

u∈R



We multiply all the terms by the denominator


-9*9u+2=0

Wy multiply elements

-81u+2=0

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

-81u=-2

u=-2/-81

u=2/81

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