2n=9+4n

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Solution for 2n=9+4n equation: 



2n=9+4n

We move all terms to the left:

2n-(9+4n)=0

We add all the numbers together, and all the variables

2n-(4n+9)=0

We get rid of parentheses

2n-4n-9=0

We add all the numbers together, and all the variables

-2n-9=0

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

-2n=9

n=9/-2

n=-4+1/2

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