-9+-2n=-54

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Solution for -9+-2n=-54 equation: 



-9+-2n=-54

We move all terms to the left:

-9+-2n-(-54)=0

We add all the numbers together, and all the variables

-2n+45=0

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

-2n=-45

n=-45/-2

n=22+1/2

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