30/50j=400

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Solution for 30/50j=400 equation: 



30/50j=400

We move all terms to the left:

30/50j-(400)=0



Domain of the equation: 50j!=0

j!=0/50

j!=0

j∈R



We multiply all the terms by the denominator


-400*50j+30=0

Wy multiply elements

-20000j+30=0

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

-20000j=-30

j=-30/-20000

j=3/2000

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