-13n+12=-9n-4

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Solution for -13n+12=-9n-4 equation: 



-13n+12=-9n-4

We move all terms to the left:

-13n+12-(-9n-4)=0

We get rid of parentheses

-13n+9n+4+12=0

We add all the numbers together, and all the variables

-4n+16=0

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

-4n=-16

n=-16/-4

n=+4

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