-12+31=-2(6r+4)

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Solution for -12+31=-2(6r+4) equation: 



-12+31=-2(6r+4)

We move all terms to the left:

-12+31-(-2(6r+4))=0

We add all the numbers together, and all the variables

-(-2(6r+4))+19=0



We calculate terms in parentheses: -(-2(6r+4)), so:

-2(6r+4)

We multiply parentheses

-12r-8

Back to the equation:

-(-12r-8)



We get rid of parentheses

12r+8+19=0

We add all the numbers together, and all the variables

12r+27=0

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

12r=-27

r=-27/12

r=-2+1/4

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