12n+42=-18

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Solution for 12n+42=-18 equation: 



12n+42=-18

We move all terms to the left:

12n+42-(-18)=0

We add all the numbers together, and all the variables

12n+60=0

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

12n=-60

n=-60/12

n=-5

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