12b=-2(-7b+2)

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Solution for 12b=-2(-7b+2) equation: 



12b=-2(-7b+2)

We move all terms to the left:

12b-(-2(-7b+2))=0



We calculate terms in parentheses: -(-2(-7b+2)), so:

-2(-7b+2)

We multiply parentheses

14b-4

Back to the equation:

-(14b-4)



We get rid of parentheses

12b-14b+4=0

We add all the numbers together, and all the variables

-2b+4=0

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

-2b=-4

b=-4/-2

b=+2

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