-2b-4b=7b+b

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



-2b-4b=7b+b

We move all terms to the left:

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

We add all the numbers together, and all the variables

-2b-4b-(+8b)=0

We add all the numbers together, and all the variables

-6b-(+8b)=0

We get rid of parentheses

-6b-8b=0

We add all the numbers together, and all the variables

-14b=0

b=0/-14

b=0

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