2(b+2)-(7-b)=-4

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Solution for 2(b+2)-(7-b)=-4 equation: 



2(b+2)-(7-b)=-4

We move all terms to the left:

2(b+2)-(7-b)-(-4)=0

We add all the numbers together, and all the variables

2(b+2)-(-1b+7)-(-4)=0

We add all the numbers together, and all the variables

2(b+2)-(-1b+7)+4=0

We multiply parentheses

2b-(-1b+7)+4+4=0

We get rid of parentheses

2b+1b-7+4+4=0

We add all the numbers together, and all the variables

3b+1=0

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

3b=-1

b=-1/3

b=-1/3

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