12+3/7r=-12

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Solution for 12+3/7r=-12 equation: 



12+3/7r=-12

We move all terms to the left:

12+3/7r-(-12)=0



Domain of the equation: 7r!=0

r!=0/7

r!=0

r∈R



We add all the numbers together, and all the variables

3/7r+24=0

We multiply all the terms by the denominator


24*7r+3=0

Wy multiply elements

168r+3=0

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

168r=-3

r=-3/168

r=-1/56

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