12-1/5n=18

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Solution for 12-1/5n=18 equation: 



12-1/5n=18

We move all terms to the left:

12-1/5n-(18)=0



Domain of the equation: 5n!=0

n!=0/5

n!=0

n∈R



We add all the numbers together, and all the variables

-1/5n-6=0

We multiply all the terms by the denominator


-6*5n-1=0

Wy multiply elements

-30n-1=0

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

-30n=1

n=1/-30

n=-1/30

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