n+(-7)=12

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Solution for n+(-7)=12 equation: 



n+(-7)=12

We move all terms to the left:

n+(-7)-(12)=0

determiningTheFunctionDomain
n-12+(-7)=0

We add all the numbers together, and all the variables

n-19=0

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

n=19

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