3(1-x)=x-9

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Solution for 3(1-x)=x-9 equation: 



3(1-x)=x-9

We move all terms to the left:

3(1-x)-(x-9)=0

We add all the numbers together, and all the variables

3(-1x+1)-(x-9)=0

We multiply parentheses

-3x-(x-9)+3=0

We get rid of parentheses

-3x-x+9+3=0

We add all the numbers together, and all the variables

-4x+12=0

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

-4x=-12

x=-12/-4

x=+3

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