12=21/5x

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Solution for 12=21/5x equation: 



12=21/5x

We move all terms to the left:

12-(21/5x)=0



Domain of the equation: 5x)!=0

x!=0/1

x!=0

x∈R



We add all the numbers together, and all the variables

-(+21/5x)+12=0

We get rid of parentheses

-21/5x+12=0

We multiply all the terms by the denominator


12*5x-21=0

Wy multiply elements

60x-21=0

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

60x=21

x=21/60

x=7/20

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