-3(2+1n)=3

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



-3(2+1n)=3

We move all terms to the left:

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

We add all the numbers together, and all the variables

-3(n+2)-3=0

We multiply parentheses

-3n-6-3=0

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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