Question

What is the final velocity of a running back that is moving with an initial velocity of 2 m/s and accelerates at a rate of 4 m/s$$ in 5 seconds as he moves toward the defensive line?

Answer 1

4. A sound wave moves towards a building at 5 m/s for 22 seconds.

Step-by-step explanation:

Answer 2

Final velocity = 22

Step-by-step explanation:

22-2/5= 4

20/5=4

so add to so it is not 18/5

Then you get your answer.