99=b+30=

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Solution for 99=b+30= equation: 



99=b+30=

We move all terms to the left:

99-(b+30)=0

We get rid of parentheses

-b-30+99=0

We add all the numbers together, and all the variables

-1b+69=0

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

-b=-69

b=-69/-1

b=+69

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