2(x-3)+12=x-9

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Solution for 2(x-3)+12=x-9 equation: 



2(x-3)+12=x-9

We move all terms to the left:

2(x-3)+12-(x-9)=0

We multiply parentheses

2x-(x-9)-6+12=0

We get rid of parentheses

2x-x+9-6+12=0

We add all the numbers together, and all the variables

x+15=0

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

x=-15

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