12-9x=-105

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Solution for 12-9x=-105 equation: 



12-9x=-105

We move all terms to the left:

12-9x-(-105)=0

We add all the numbers together, and all the variables

-9x+117=0

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

-9x=-117

x=-117/-9

x=+13

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