-3n+9=-2n-1

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Solution for -3n+9=-2n-1 equation: 



-3n+9=-2n-1

We move all terms to the left:

-3n+9-(-2n-1)=0

We get rid of parentheses

-3n+2n+1+9=0

We add all the numbers together, and all the variables

-1n+10=0

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

-n=-10

n=-10/-1

n=+10

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