30n+18=12

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Solution for 30n+18=12 equation: 



30n+18=12

We move all terms to the left:

30n+18-(12)=0

We add all the numbers together, and all the variables

30n+6=0

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

30n=-6

n=-6/30

n=-1/5

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