3(n+1)-(-4n-2)=-9

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Solution for 3(n+1)-(-4n-2)=-9 equation: 



3(n+1)-(-4n-2)=-9

We move all terms to the left:

3(n+1)-(-4n-2)-(-9)=0

We add all the numbers together, and all the variables

3(n+1)-(-4n-2)+9=0

We multiply parentheses

3n-(-4n-2)+3+9=0

We get rid of parentheses

3n+4n+2+3+9=0

We add all the numbers together, and all the variables

7n+14=0

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

7n=-14

n=-14/7

n=-2

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