-4/9r=-12

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Solution for -4/9r=-12 equation: 



-4/9r=-12

We move all terms to the left:

-4/9r-(-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

-4/9r+12=0

We multiply all the terms by the denominator


12*9r-4=0

Wy multiply elements

108r-4=0

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

108r=4

r=4/108

r=1/27

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