450/15=20/x

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Solution for 450/15=20/x equation: 



450/15=20/x

We move all terms to the left:

450/15-(20/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

-(+20/x)+450/15=0

We add all the numbers together, and all the variables

-(+20/x)+30=0

We get rid of parentheses

-20/x+30=0

We multiply all the terms by the denominator


30*x-20=0

We add all the numbers together, and all the variables

30x-20=0

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

30x=20

x=20/30

x=2/3

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