31-12n=221

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Solution for 31-12n=221 equation: 



31-12n=221

We move all terms to the left:

31-12n-(221)=0

We add all the numbers together, and all the variables

-12n-190=0

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

-12n=190

n=190/-12

n=-15+5/6

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