-7n=-7n-18

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Solution for -7n=-7n-18 equation: 



-7n=-7n-18

We move all terms to the left:

-7n-(-7n-18)=0

We get rid of parentheses

-7n+7n+18=0

We add all the numbers together, and all the variables

18!=0

There is no solution for this equation

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