x+2x-12=3x+4

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



x+2x-12=3x+4

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

3x-3x-4-12=0

We add all the numbers together, and all the variables

-16!=0

There is no solution for this equation

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