4+(b+9)=9

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Solution for 4+(b+9)=9 equation: 



4+(b+9)=9

We move all terms to the left:

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

We add all the numbers together, and all the variables

(b+9)-5=0

We get rid of parentheses

b+9-5=0

We add all the numbers together, and all the variables

b+4=0

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

b=-4

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