3x+12=2(2x-9)-x

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Solution for 3x+12=2(2x-9)-x equation: 



3x+12=2(2x-9)-x

We move all terms to the left:

3x+12-(2(2x-9)-x)=0



We calculate terms in parentheses: -(2(2x-9)-x), so:

2(2x-9)-x

We add all the numbers together, and all the variables

-1x+2(2x-9)

We multiply parentheses

-1x+4x-18

We add all the numbers together, and all the variables

3x-18

Back to the equation:

-(3x-18)



We get rid of parentheses

3x-3x+18+12=0

We add all the numbers together, and all the variables

30!=0

There is no solution for this equation

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