-9-9n+7=-2-9n

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Solution for -9-9n+7=-2-9n equation: 



-9-9n+7=-2-9n

We move all terms to the left:

-9-9n+7-(-2-9n)=0

We add all the numbers together, and all the variables

-9n-(-9n-2)-9+7=0

We add all the numbers together, and all the variables

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

We get rid of parentheses

-9n+9n+2-2=0

We add all the numbers together, and all the variables

=0

n=0/1

n=0

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