12+2x=3-4x

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Solution for 12+2x=3-4x equation: 



12+2x=3-4x

We move all terms to the left:

12+2x-(3-4x)=0

We add all the numbers together, and all the variables

2x-(-4x+3)+12=0

We get rid of parentheses

2x+4x-3+12=0

We add all the numbers together, and all the variables

6x+9=0

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

6x=-9

x=-9/6

x=-1+1/2

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