-3x+42+9x=6x+42

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Solution for -3x+42+9x=6x+42 equation: 



-3x+42+9x=6x+42

We move all terms to the left:

-3x+42+9x-(6x+42)=0

We add all the numbers together, and all the variables

6x-(6x+42)+42=0

We get rid of parentheses

6x-6x-42+42=0

We add all the numbers together, and all the variables

=0

x=0/1

x=0

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