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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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



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

-6n+6(n+3)

We multiply parentheses

-6n+6n+18

We add all the numbers together, and all the variables

18

Back to the equation:

-(18)



We add all the numbers together, and all the variables

-3n-9=0

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

-3n=9

n=9/-3

n=-3

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