2=2b-4

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Solution for 2=2b-4 equation: 



2=2b-4

We move all terms to the left:

2-(2b-4)=0

We get rid of parentheses

-2b+4+2=0

We add all the numbers together, and all the variables

-2b+6=0

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

-2b=-6

b=-6/-2

b=+3

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