b+7+b=-2-4b

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Solution for b+7+b=-2-4b equation: 



b+7+b=-2-4b

We move all terms to the left:

b+7+b-(-2-4b)=0

We add all the numbers together, and all the variables

b+b-(-4b-2)+7=0

We add all the numbers together, and all the variables

2b-(-4b-2)+7=0

We get rid of parentheses

2b+4b+2+7=0

We add all the numbers together, and all the variables

6b+9=0

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

6b=-9

b=-9/6

b=-1+1/2

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