1-2n-n=-2

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Solution for 1-2n-n=-2 equation: 



1-2n-n=-2

We move all terms to the left:

1-2n-n-(-2)=0

We add all the numbers together, and all the variables

-3n+3=0

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

-3n=-3

n=-3/-3

n=1

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