2(b-9)=-6

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Solution for 2(b-9)=-6 equation: 



2(b-9)=-6

We move all terms to the left:

2(b-9)-(-6)=0

We add all the numbers together, and all the variables

2(b-9)+6=0

We multiply parentheses

2b-18+6=0

We add all the numbers together, and all the variables

2b-12=0

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

2b=12

b=12/2

b=6

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