9b+5=7b-9

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Solution for 9b+5=7b-9 equation: 



9b+5=7b-9

We move all terms to the left:

9b+5-(7b-9)=0

We get rid of parentheses

9b-7b+9+5=0

We add all the numbers together, and all the variables

2b+14=0

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

2b=-14

b=-14/2

b=-7

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