3(x-1)=x+12

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Solution for 3(x-1)=x+12 equation: 



3(x-1)=x+12

We move all terms to the left:

3(x-1)-(x+12)=0

We multiply parentheses

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

We get rid of parentheses

3x-x-12-3=0

We add all the numbers together, and all the variables

2x-15=0

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

2x=15

x=15/2

x=7+1/2

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