2n+2n+2+2n+4=84

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Solution for 2n+2n+2+2n+4=84 equation: 



2n+2n+2+2n+4=84

We move all terms to the left:

2n+2n+2+2n+4-(84)=0

We add all the numbers together, and all the variables

6n-78=0

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

6n=78

n=78/6

n=13

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