O.4/x=2

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Solution for O.4/x=2 equation: 



.4/O=2

We move all terms to the left:

.4/O-(2)=0



Domain of the equation: O!=0

O∈R



We multiply all the terms by the denominator


-2*O+.4=0

We add all the numbers together, and all the variables

-2O+0.4=0

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

-2O=-0.4

O=-0.4/-2

O=0.4/2

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