3x-3=x-12

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Solution for 3x-3=x-12 equation: 



3x-3=x-12

We move all terms to the left:

3x-3-(x-12)=0

We get rid of parentheses

3x-x+12-3=0

We add all the numbers together, and all the variables

2x+9=0

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

2x=-9

x=-9/2

x=-4+1/2

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