3n+9-6n=-3(n-3)

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Solution for 3n+9-6n=-3(n-3) equation: 



3n+9-6n=-3(n-3)

We move all terms to the left:

3n+9-6n-(-3(n-3))=0

We add all the numbers together, and all the variables

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



We calculate terms in parentheses: -(-3(n-3)), so:

-3(n-3)

We multiply parentheses

-3n+9

Back to the equation:

-(-3n+9)



We get rid of parentheses

-3n+3n-9+9=0

We add all the numbers together, and all the variables

=0

n=0/1

n=0

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