3-2n=31

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Solution for 3-2n=31 equation: 



3-2n=31

We move all terms to the left:

3-2n-(31)=0

We add all the numbers together, and all the variables

-2n-28=0

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

-2n=28

n=28/-2

n=-14

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