3r+12=-2

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Solution for 3r+12=-2 equation: 



3r+12=-2

We move all terms to the left:

3r+12-(-2)=0

We add all the numbers together, and all the variables

3r+14=0

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

3r=-14

r=-14/3

r=-4+2/3

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