31=-2(6b+4)

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



31=-2(6b+4)

We move all terms to the left:

31-(-2(6b+4))=0



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

-2(6b+4)

We multiply parentheses

-12b-8

Back to the equation:

-(-12b-8)



We get rid of parentheses

12b+8+31=0

We add all the numbers together, and all the variables

12b+39=0

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

12b=-39

b=-39/12

b=-3+1/4

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