2b-2b=-8-2b

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Solution for 2b-2b=-8-2b equation: 



2b-2b=-8-2b

We move all terms to the left:

2b-2b-(-8-2b)=0

We add all the numbers together, and all the variables

2b-2b-(-2b-8)=0

We add all the numbers together, and all the variables

-(-2b-8)=0

We get rid of parentheses

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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