-3b-7b=-13

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Solution for -3b-7b=-13 equation: 



-3b-7b=-13

We move all terms to the left:

-3b-7b-(-13)=0

We add all the numbers together, and all the variables

-10b+13=0

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

-10b=-13

b=-13/-10

b=1+3/10

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