2n-45=31

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Solution for 2n-45=31 equation: 



2n-45=31

We move all terms to the left:

2n-45-(31)=0

We add all the numbers together, and all the variables

2n-76=0

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

2n=76

n=76/2

n=38

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