2=-2/9a

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Solution for 2=-2/9a equation: 



2=-2/9a

We move all terms to the left:

2-(-2/9a)=0



Domain of the equation: 9a)!=0

a!=0/1

a!=0

a∈R



We get rid of parentheses

2/9a+2=0

We multiply all the terms by the denominator


2*9a+2=0

Wy multiply elements

18a+2=0

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

18a=-2

a=-2/18

a=-1/9

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