12-8n=-20-4n

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Solution for 12-8n=-20-4n equation: 



12-8n=-20-4n

We move all terms to the left:

12-8n-(-20-4n)=0

We add all the numbers together, and all the variables

-8n-(-4n-20)+12=0

We get rid of parentheses

-8n+4n+20+12=0

We add all the numbers together, and all the variables

-4n+32=0

We move all terms containing n to the left, all other terms to the right

-4n=-32

n=-32/-4

n=+8

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