30+2n=12n

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Solution for 30+2n=12n equation: 



30+2n=12n

We move all terms to the left:

30+2n-(12n)=0

We add all the numbers together, and all the variables

-10n+30=0

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

-10n=-30

n=-30/-10

n=+3

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