3n+6=3n-6

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Solution for 3n+6=3n-6 equation: 



3n+6=3n-6

We move all terms to the left:

3n+6-(3n-6)=0

We get rid of parentheses

3n-3n+6+6=0

We add all the numbers together, and all the variables

12!=0

There is no solution for this equation

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