18=2n+3+5n-9

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Solution for 18=2n+3+5n-9 equation: 



18=2n+3+5n-9

We move all terms to the left:

18-(2n+3+5n-9)=0

We add all the numbers together, and all the variables

-(7n-6)+18=0

We get rid of parentheses

-7n+6+18=0

We add all the numbers together, and all the variables

-7n+24=0

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

-7n=-24

n=-24/-7

n=3+3/7

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