600/2=400/x

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Solution for 600/2=400/x equation: 



600/2=400/x

We move all terms to the left:

600/2-(400/x)=0



Domain of the equation: x)!=0

x!=0/1

x!=0

x∈R



We add all the numbers together, and all the variables

-(+400/x)+600/2=0

We add all the numbers together, and all the variables

-(+400/x)+300=0

We get rid of parentheses

-400/x+300=0

We multiply all the terms by the denominator


300*x-400=0

We add all the numbers together, and all the variables

300x-400=0

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

300x=400

x=400/300

x=1+1/3

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