15-3n=20-3n

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Solution for 15-3n=20-3n equation: 



15-3n=20-3n

We move all terms to the left:

15-3n-(20-3n)=0

We add all the numbers together, and all the variables

-3n-(-3n+20)+15=0

We get rid of parentheses

-3n+3n-20+15=0

We add all the numbers together, and all the variables

-5!=0

There is no solution for this equation

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