20=-8+n-8n

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Solution for 20=-8+n-8n equation: 



20=-8+n-8n

We move all terms to the left:

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

We add all the numbers together, and all the variables

-(-7n-8)+20=0

We get rid of parentheses

7n+8+20=0

We add all the numbers together, and all the variables

7n+28=0

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

7n=-28

n=-28/7

n=-4

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