2b-7=4b-9

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Solution for 2b-7=4b-9 equation: 



2b-7=4b-9

We move all terms to the left:

2b-7-(4b-9)=0

We get rid of parentheses

2b-4b+9-7=0

We add all the numbers together, and all the variables

-2b+2=0

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

-2b=-2

b=-2/-2

b=1

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