20+3n-23=45

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Solution for 20+3n-23=45 equation: 



20+3n-23=45

We move all terms to the left:

20+3n-23-(45)=0

We add all the numbers together, and all the variables

3n-48=0

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

3n=48

n=48/3

n=16

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