2b+9=4b-3

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Solution for 2b+9=4b-3 equation: 



2b+9=4b-3

We move all terms to the left:

2b+9-(4b-3)=0

We get rid of parentheses

2b-4b+3+9=0

We add all the numbers together, and all the variables

-2b+12=0

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

-2b=-12

b=-12/-2

b=+6

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