18+2n=4n-7

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Solution for 18+2n=4n-7 equation: 



18+2n=4n-7

We move all terms to the left:

18+2n-(4n-7)=0

We get rid of parentheses

2n-4n+7+18=0

We add all the numbers together, and all the variables

-2n+25=0

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

-2n=-25

n=-25/-2

n=12+1/2

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