4-8n+7n-3n-9=-5-12n

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Solution for 4-8n+7n-3n-9=-5-12n equation: 



4-8n+7n-3n-9=-5-12n

We move all terms to the left:

4-8n+7n-3n-9-(-5-12n)=0

We add all the numbers together, and all the variables

-8n+7n-3n-(-12n-5)+4-9=0

We add all the numbers together, and all the variables

-4n-(-12n-5)-5=0

We get rid of parentheses

-4n+12n+5-5=0

We add all the numbers together, and all the variables

8n=0

n=0/8

n=0

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