2+12x=-9x

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Solution for 2+12x=-9x equation: 



2+12x=-9x

We move all terms to the left:

2+12x-(-9x)=0

We get rid of parentheses

12x+9x+2=0

We add all the numbers together, and all the variables

21x+2=0

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

21x=-2

x=-2/21

x=-2/21

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