3b+9=-4b+5

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Solution for 3b+9=-4b+5 equation: 



3b+9=-4b+5

We move all terms to the left:

3b+9-(-4b+5)=0

We get rid of parentheses

3b+4b-5+9=0

We add all the numbers together, and all the variables

7b+4=0

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

7b=-4

b=-4/7

b=-4/7

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