42-7x=3x+12-10x

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Solution for 42-7x=3x+12-10x equation: 



42-7x=3x+12-10x

We move all terms to the left:

42-7x-(3x+12-10x)=0

We add all the numbers together, and all the variables

-7x-(-7x+12)+42=0

We get rid of parentheses

-7x+7x-12+42=0

We add all the numbers together, and all the variables

30!=0

There is no solution for this equation

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