15/5=12/n

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Solution for 15/5=12/n equation: 



15/5=12/n

We move all terms to the left:

15/5-(12/n)=0



Domain of the equation: n)!=0

n!=0/1

n!=0

n∈R



We add all the numbers together, and all the variables

-(+12/n)+15/5=0

We add all the numbers together, and all the variables

-(+12/n)+3=0

We get rid of parentheses

-12/n+3=0

We multiply all the terms by the denominator


3*n-12=0

We add all the numbers together, and all the variables

3n-12=0

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

3n=12

n=12/3

n=4

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