Since we already know that the speed of sound is 344m per second, there are 60 seconds in one minute, and there are 60 minutes in one hour, we just multiply 344 by 60, giving us 20,640. Then we multiply 20,640 by 60 to get an answer of 1,238,400 meters per hour.
Answer:
a
Step-by-step explanation:
Negative integer.
-761 + 317= -444
Plug the answer in:
-761 - (-444)
= -317
Reminder: when multiplying two negatives, you get a positive.
I believe the answer is 4k + 11
