-3.x+18=3.x

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Solution for -3.x+18=3.x equation: 



-3.x+18=3.x

We move all terms to the left:

-3.x+18-(3.x)=0

We add all the numbers together, and all the variables

-3.x-(+3.x)+18=0

We add all the numbers together, and all the variables

-3x-(+3.x)+18=0

We get rid of parentheses

-3x-3.x+18=0

We add all the numbers together, and all the variables

-6x+18=0

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

-6x=-18

x=-18/-6

x=+3

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