12+9b=-5b+-2

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Solution for 12+9b=-5b+-2 equation: 



12+9b=-5b+-2

We move all terms to the left:

12+9b-(-5b+-2)=0

We add all the numbers together, and all the variables

9b-(-5b-2)+12=0

We get rid of parentheses

9b+5b+2+12=0

We add all the numbers together, and all the variables

14b+14=0

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

14b=-14

b=-14/14

b=-1

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