Asked by Elena

Keiko is riding a skateboard 2 m/s, west. How long will it take her to reach a velocity of 8 m/s, west if her acceleration is 2 m/s2?

3 seconds
6 seconds
8 seconds
10 seconds
Answered by Elena
Plz, try to respond as fast as you can!
Answered by Sue
a = v2-v1/t
2 = 8-2/t
isolate for t
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