n-7n=-18

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Solution for n-7n=-18 equation: 



n-7n=-18

We move all terms to the left:

n-7n-(-18)=0

We add all the numbers together, and all the variables

-6n+18=0

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

-6n=-18

n=-18/-6

n=+3

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