Answer:
i am pretty sure it would be 8
Step-by-step explanation:
when it rounds to 2 but also rounds to 100, 8 would be the best bet.
The first answer is M. -10x - 1 + 35x - 1 + 15x + 1
maybe
21600 feet
There are 10800 seconds in 3 hours so multiply that by 2 and youll get 21600