3=3b-4b

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Solution for 3=3b-4b equation: 



3=3b-4b

We move all terms to the left:

3-(3b-4b)=0

We add all the numbers together, and all the variables

-(-1b)+3=0

We get rid of parentheses

1b+3=0

We add all the numbers together, and all the variables

b+3=0

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

b=-3

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