3n+9+5n=-3+8n+12

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Solution for 3n+9+5n=-3+8n+12 equation: 



3n+9+5n=-3+8n+12

We move all terms to the left:

3n+9+5n-(-3+8n+12)=0

We add all the numbers together, and all the variables

3n+5n-(8n+9)+9=0

We add all the numbers together, and all the variables

8n-(8n+9)+9=0

We get rid of parentheses

8n-8n-9+9=0

We add all the numbers together, and all the variables

=0

n=0/1

n=0

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