3b-15=-27

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Solution for 3b-15=-27 equation: 



3b-15=-27

We move all terms to the left:

3b-15-(-27)=0

We add all the numbers together, and all the variables

3b+12=0

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

3b=-12

b=-12/3

b=-4

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