20+9n=8

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Solution for 20+9n=8 equation: 



20+9n=8

We move all terms to the left:

20+9n-(8)=0

We add all the numbers together, and all the variables

9n+12=0

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

9n=-12

n=-12/9

n=-1+1/3

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