-3n+7=31

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Solution for -3n+7=31 equation: 



-3n+7=31

We move all terms to the left:

-3n+7-(31)=0

We add all the numbers together, and all the variables

-3n-24=0

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

-3n=24

n=24/-3

n=-8

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