A bike rider accelerates constantly to a velocity of 7.5 m/s during 4.5s. The bike's displacement during the acceleration was 19m. What was the initial velocity of the bike?

What have you gotten so far... we can help you once you show us what you have... and if you made mistakes finding it.

What have you gotten so far....we can help you once you show us what you have...and if you made mistakes finding it.

Thanks, I think I have it figured out.