2n+n+4=18

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Solution for 2n+n+4=18 equation: 



2n+n+4=18

We move all terms to the left:

2n+n+4-(18)=0

We add all the numbers together, and all the variables

3n-14=0

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

3n=14

n=14/3

n=4+2/3

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