3x-12x=19+x

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Solution for 3x-12x=19+x equation: 



3x-12x=19+x

We move all terms to the left:

3x-12x-(19+x)=0

We add all the numbers together, and all the variables

3x-12x-(x+19)=0

We add all the numbers together, and all the variables

-9x-(x+19)=0

We get rid of parentheses

-9x-x-19=0

We add all the numbers together, and all the variables

-10x-19=0

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

-10x=19

x=19/-10

x=-1+9/10

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