3b+2b+12=-15-2b-6

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Solution for 3b+2b+12=-15-2b-6 equation: 



3b+2b+12=-15-2b-6

We move all terms to the left:

3b+2b+12-(-15-2b-6)=0

We add all the numbers together, and all the variables

3b+2b-(-2b-21)+12=0

We add all the numbers together, and all the variables

5b-(-2b-21)+12=0

We get rid of parentheses

5b+2b+21+12=0

We add all the numbers together, and all the variables

7b+33=0

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

7b=-33

b=-33/7

b=-4+5/7

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