12-6x-42=18

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Solution for 12-6x-42=18 equation: 



12-6x-42=18

We move all terms to the left:

12-6x-42-(18)=0

We add all the numbers together, and all the variables

-6x-48=0

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

-6x=48

x=48/-6

x=-8

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