9-2n=-6(n-3)-3n

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Solution for 9-2n=-6(n-3)-3n equation: 



9-2n=-6(n-3)-3n

We move all terms to the left:

9-2n-(-6(n-3)-3n)=0



We calculate terms in parentheses: -(-6(n-3)-3n), so:

-6(n-3)-3n

We add all the numbers together, and all the variables

-3n-6(n-3)

We multiply parentheses

-3n-6n+18

We add all the numbers together, and all the variables

-9n+18

Back to the equation:

-(-9n+18)



We get rid of parentheses

-2n+9n-18+9=0

We add all the numbers together, and all the variables

7n-9=0

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

7n=9

n=9/7

n=1+2/7

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