72/x=12/3

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Solution for 72/x=12/3 equation: 



72/x=12/3

We move all terms to the left:

72/x-(12/3)=0



Domain of the equation: x!=0

x∈R



We add all the numbers together, and all the variables

72/x-4=0

We multiply all the terms by the denominator


-4*x+72=0

We add all the numbers together, and all the variables

-4x+72=0

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

-4x=-72

x=-72/-4

x=+18

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