-15+5b=-30

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Solution for -15+5b=-30 equation: 



-15+5b=-30

We move all terms to the left:

-15+5b-(-30)=0

We add all the numbers together, and all the variables

5b+15=0

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

5b=-15

b=-15/5

b=-3

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