2/9r=-12

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Solution for 2/9r=-12 equation: 



2/9r=-12

We move all terms to the left:

2/9r-(-12)=0



Domain of the equation: 9r!=0

r!=0/9

r!=0

r∈R



We add all the numbers together, and all the variables

2/9r+12=0

We multiply all the terms by the denominator


12*9r+2=0

Wy multiply elements

108r+2=0

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

108r=-2

r=-2/108

r=-1/54

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