2b+4=12.

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Solution for 2b+4=12. equation: 



2b+4=12.

We move all terms to the left:

2b+4-(12.)=0

We add all the numbers together, and all the variables

2b+4-12=0

We add all the numbers together, and all the variables

2b-8=0

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

2b=8

b=8/2

b=4

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