3n-12=2(-2n+1)

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Solution for 3n-12=2(-2n+1) equation: 



3n-12=2(-2n+1)

We move all terms to the left:

3n-12-(2(-2n+1))=0



We calculate terms in parentheses: -(2(-2n+1)), so:

2(-2n+1)

We multiply parentheses

-4n+2

Back to the equation:

-(-4n+2)



We get rid of parentheses

3n+4n-2-12=0

We add all the numbers together, and all the variables

7n-14=0

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

7n=14

n=14/7

n=2

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