4n+7n=123

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Solution for 4n+7n=123 equation: 



4n+7n=123

We move all terms to the left:

4n+7n-(123)=0

We add all the numbers together, and all the variables

11n-123=0

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

11n=123

n=123/11

n=11+2/11

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