100/10=200/x

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Solution for 100/10=200/x equation: 



100/10=200/x

We move all terms to the left:

100/10-(200/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

-(+200/x)+100/10=0

We add all the numbers together, and all the variables

-(+200/x)+10=0

We get rid of parentheses

-200/x+10=0

We multiply all the terms by the denominator


10*x-200=0

We add all the numbers together, and all the variables

10x-200=0

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

10x=200

x=200/10

x=20

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