2b-10=-30

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Solution for 2b-10=-30 equation: 



2b-10=-30

We move all terms to the left:

2b-10-(-30)=0

We add all the numbers together, and all the variables

2b+20=0

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

2b=-20

b=-20/2

b=-10

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