12-4n=-3-1n

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Solution for 12-4n=-3-1n equation: 



12-4n=-3-1n

We move all terms to the left:

12-4n-(-3-1n)=0

We add all the numbers together, and all the variables

-4n-(-1n-3)+12=0

We get rid of parentheses

-4n+1n+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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