Respuesta :

Answer:

20 m/s

Step-by-step explanation:

Assuming initial velocity is 0:

[tex]v_{f} = v_{i} + at[/tex]

[tex]v_{f} = at[/tex]

[tex]v_{f} =[/tex] 4m/s^2 * 5s = 20 m/s

katieweaver111

Answer:

If you accelerate at 4 m/s/s for 5 seconds you accelerate by 20 m/s. Therefore, you started out at 3 m/s.

Step-by-step explanation:

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