-42=3n+6

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Solution for -42=3n+6 equation: 



-42=3n+6

We move all terms to the left:

-42-(3n+6)=0

We get rid of parentheses

-3n-6-42=0

We add all the numbers together, and all the variables

-3n-48=0

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

-3n=48

n=48/-3

n=-16

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