The sequence seems to be that you add 1 and then multiply by 2, and then add 1 and multiply by 3, so I would assume you do 9 + 1 = 10, and then multiply by 4 to get 40 as your next number. I hope this helps!
I believe the right answer is B!
Answer:
7/2<x<6
Step-by-step explanation:
i think is this wait for someone ele to answer to be sure
Answer:
carbon
Step-by-step explanation:
it is obvious you can tell