12n-18=3n+36

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Solution for 12n-18=3n+36 equation: 



12n-18=3n+36

We move all terms to the left:

12n-18-(3n+36)=0

We get rid of parentheses

12n-3n-36-18=0

We add all the numbers together, and all the variables

9n-54=0

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

9n=54

n=54/9

n=6

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