-(2b-2)=-2(1+3b)

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Solution for -(2b-2)=-2(1+3b) equation: 



-(2b-2)=-2(1+3b)

We move all terms to the left:

-(2b-2)-(-2(1+3b))=0

We add all the numbers together, and all the variables

-(2b-2)-(-2(3b+1))=0

We get rid of parentheses

-2b-(-2(3b+1))+2=0



We calculate terms in parentheses: -(-2(3b+1)), so:

-2(3b+1)

We multiply parentheses

-6b-2

Back to the equation:

-(-6b-2)



We get rid of parentheses

-2b+6b+2+2=0

We add all the numbers together, and all the variables

4b+4=0

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

4b=-4

b=-4/4

b=-1

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