3b+18=-15

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Solution for 3b+18=-15 equation: 



3b+18=-15

We move all terms to the left:

3b+18-(-15)=0

We add all the numbers together, and all the variables

3b+33=0

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

3b=-33

b=-33/3

b=-11

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