21=14*7x

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Solution for 21=14*7x equation: 



21=14*7x

We move all terms to the left:

21-(14*7x)=0

We add all the numbers together, and all the variables

-(+14*7x)+21=0

We get rid of parentheses

-14*7x+21=0

Wy multiply elements

-98x+21=0

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

-98x=-21

x=-21/-98

x=3/14

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