-3=-9+2nn=

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Solution for -3=-9+2nn= equation: 



-3=-9+2nn=

We move all terms to the left:

-3-(-9+2nn)=0

We add all the numbers together, and all the variables

-(2nn-9)-3=0

We get rid of parentheses

-2nn+9-3=0

We add all the numbers together, and all the variables

-2nn+6=0

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

-2nn=-6

n=-6/1

n=-6

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