3=3x-9=6

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Solution for 3=3x-9=6 equation: 



3=3x-9=6

We move all terms to the left:

3-(3x-9)=0

We get rid of parentheses

-3x+9+3=0

We add all the numbers together, and all the variables

-3x+12=0

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

-3x=-12

x=-12/-3

x=+4

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