18+7n=12(n+2)-2n

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Solution for 18+7n=12(n+2)-2n equation: 



18+7n=12(n+2)-2n

We move all terms to the left:

18+7n-(12(n+2)-2n)=0



We calculate terms in parentheses: -(12(n+2)-2n), so:

12(n+2)-2n

We add all the numbers together, and all the variables

-2n+12(n+2)

We multiply parentheses

-2n+12n+24

We add all the numbers together, and all the variables

10n+24

Back to the equation:

-(10n+24)



We get rid of parentheses

7n-10n-24+18=0

We add all the numbers together, and all the variables

-3n-6=0

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

-3n=6

n=6/-3

n=-2

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