-42-9n=-30

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Solution for -42-9n=-30 equation: 



-42-9n=-30

We move all terms to the left:

-42-9n-(-30)=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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