-(-3-2n)+7n=3(n+3)

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Solution for -(-3-2n)+7n=3(n+3) equation: 



-(-3-2n)+7n=3(n+3)

We move all terms to the left:

-(-3-2n)+7n-(3(n+3))=0

We add all the numbers together, and all the variables

-(-2n-3)+7n-(3(n+3))=0

We add all the numbers together, and all the variables

7n-(-2n-3)-(3(n+3))=0

We get rid of parentheses

7n+2n-(3(n+3))+3=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 add all the numbers together, and all the variables

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

We get rid of parentheses

9n-3n-9+3=0

We add all the numbers together, and all the variables

6n-6=0

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

6n=6

n=6/6

n=1

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