21/1=x/3

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Solution for 21/1=x/3 equation: 



21/1=x/3

We move all terms to the left:

21/1-(x/3)=0

We add all the numbers together, and all the variables

-(+x/3)+21/1=0

We add all the numbers together, and all the variables

-(+x/3)=0

We get rid of parentheses

-x/3=0

We multiply all the terms by the denominator


-x=0

x=0/-1

x=0

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