12/x-4=9

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Solution for 12/x-4=9 equation: 



12/x-4=9

We move all terms to the left:

12/x-4-(9)=0



Domain of the equation: x!=0

x∈R



We add all the numbers together, and all the variables

12/x-13=0

We multiply all the terms by the denominator


-13*x+12=0

We add all the numbers together, and all the variables

-13x+12=0

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

-13x=-12

x=-12/-13

x=12/13

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