3+7n+2n=24

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Solution for 3+7n+2n=24 equation: 



3+7n+2n=24

We move all terms to the left:

3+7n+2n-(24)=0

We add all the numbers together, and all the variables

9n-21=0

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

9n=21

n=21/9

n=2+1/3

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