The answer is 8 and heres why:

And that is how you solve this promblem :-)
If I did my math correctly I believe your answer will be C. :)
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Answer</h3>
They are being multiplied by 2 each time.
Answer:
12
Step-by-step explanation:
To solve the problem, you have to leave the x alone,
To do so, you have to add 84 on each side
12x = 4x + 96
Then, subtract 4x on each side,
8x = 96
Then divide each side by 8, so
x = 12
Hope it helps!!
Let me know if I'm wrong or you need help on anything else!!
Also, if you're okay with it, can you plz make be brainliest?
A!
:)..................................