3x+12=6x+18

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Solution for 3x+12=6x+18 equation: 



3x+12=6x+18

We move all terms to the left:

3x+12-(6x+18)=0

We get rid of parentheses

3x-6x-18+12=0

We add all the numbers together, and all the variables

-3x-6=0

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

-3x=6

x=6/-3

x=-2

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