n+20/2=3

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Solution for n+20/2=3 equation: 



n+20/2=3

We move all terms to the left:

n+20/2-(3)=0

determiningTheFunctionDomain
n-3+20/2=0

We add all the numbers together, and all the variables

n+7=0

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

n=-7

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