63=3.x

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Solution for 63=3.x equation: 



63=3.x

We move all terms to the left:

63-(3.x)=0

We add all the numbers together, and all the variables

-(+3.x)+63=0

We get rid of parentheses

-3.x+63=0

We add all the numbers together, and all the variables

-3x+63=0

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

-3x=-63

x=-63/-3

x=+21

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