84=3(-n+1)-3

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Solution for 84=3(-n+1)-3 equation: 



84=3(-n+1)-3

We move all terms to the left:

84-(3(-n+1)-3)=0

We add all the numbers together, and all the variables

-(3(-1n+1)-3)+84=0



We calculate terms in parentheses: -(3(-1n+1)-3), so:

3(-1n+1)-3

We multiply parentheses

-3n+3-3

We add all the numbers together, and all the variables

-3n

Back to the equation:

-(-3n)



We get rid of parentheses

3n+84=0

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

3n=-84

n=-84/3

n=-28

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