4n+8n+12=30+30

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Solution for 4n+8n+12=30+30 equation: 



4n+8n+12=30+30

We move all terms to the left:

4n+8n+12-(30+30)=0

We add all the numbers together, and all the variables

4n+8n+12-60=0

We add all the numbers together, and all the variables

12n-48=0

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

12n=48

n=48/12

n=4

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