7b+(2b+9)=9

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Solution for 7b+(2b+9)=9 equation: 



7b+(2b+9)=9

We move all terms to the left:

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

We get rid of parentheses

7b+2b+9-9=0

We add all the numbers together, and all the variables

9b=0

b=0/9

b=0

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