3(3n-1)-12n=12

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Solution for 3(3n-1)-12n=12 equation: 



3(3n-1)-12n=12

We move all terms to the left:

3(3n-1)-12n-(12)=0

We add all the numbers together, and all the variables

-12n+3(3n-1)-12=0

We multiply parentheses

-12n+9n-3-12=0

We add all the numbers together, and all the variables

-3n-15=0

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

-3n=15

n=15/-3

n=-5

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