-(2n+3)=9+8(-7n+12)

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Solution for -(2n+3)=9+8(-7n+12) equation: 



-(2n+3)=9+8(-7n+12)

We move all terms to the left:

-(2n+3)-(9+8(-7n+12))=0

We get rid of parentheses

-2n-(9+8(-7n+12))-3=0



We calculate terms in parentheses: -(9+8(-7n+12)), so:

9+8(-7n+12)

determiningTheFunctionDomain
8(-7n+12)+9

We multiply parentheses

-56n+96+9

We add all the numbers together, and all the variables

-56n+105

Back to the equation:

-(-56n+105)



We get rid of parentheses

-2n+56n-105-3=0

We add all the numbers together, and all the variables

54n-108=0

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

54n=108

n=108/54

n=2

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