n-9=2n-n

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Solution for n-9=2n-n equation: 



n-9=2n-n

We move all terms to the left:

n-9-(2n-n)=0

We add all the numbers together, and all the variables

n-(+n)-9=0

We get rid of parentheses

n-n-9=0

We add all the numbers together, and all the variables

-9!=0

There is no solution for this equation

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