-3=12/m

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Solution for -3=12/m equation: 



-3=12/m

We move all terms to the left:

-3-(12/m)=0



Domain of the equation: m)!=0

m!=0/1

m!=0

m∈R



We add all the numbers together, and all the variables

-(+12/m)-3=0

We get rid of parentheses

-12/m-3=0

We multiply all the terms by the denominator


-3*m-12=0

We add all the numbers together, and all the variables

-3m-12=0

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

-3m=12

m=12/-3

m=-4

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