6n-(12)=3n+6n

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Solution for 6n-(12)=3n+6n equation: 



6n-(12)=3n+6n

We move all terms to the left:

6n-(12)-(3n+6n)=0

We add all the numbers together, and all the variables

6n-(+9n)-12=0

We get rid of parentheses

6n-9n-12=0

We add all the numbers together, and all the variables

-3n-12=0

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

-3n=12

n=12/-3

n=-4

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