n-(-12)=40

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Solution for n-(-12)=40 equation: 



n-(-12)=40

We move all terms to the left:

n-(-12)-(40)=0

determiningTheFunctionDomain
n-40-(-12)=0

We add all the numbers together, and all the variables

n-28=0

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

n=28

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