n+2n+7=3n-7*

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Solution for n+2n+7=3n-7* equation: 



n+2n+7=3n-7*

We move all terms to the left:

n+2n+7-(3n-7*)=0

We add all the numbers together, and all the variables

n+2n-(+3n)+7=0

We add all the numbers together, and all the variables

3n-(+3n)+7=0

We get rid of parentheses

3n-3n+7=0

We add all the numbers together, and all the variables

7!=0

There is no solution for this equation

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