-7b+3-5=-30

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Solution for -7b+3-5=-30 equation: 



-7b+3-5=-30

We move all terms to the left:

-7b+3-5-(-30)=0

We add all the numbers together, and all the variables

-7b+28=0

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

-7b=-28

b=-28/-7

b=+4

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