6n+21=6n-3

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Solution for 6n+21=6n-3 equation: 



6n+21=6n-3

We move all terms to the left:

6n+21-(6n-3)=0

We get rid of parentheses

6n-6n+3+21=0

We add all the numbers together, and all the variables

24!=0

There is no solution for this equation

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