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Two cars approach each other

  • Thread starter Jesper K
  • Start date
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1. Homework Statement
Two cars approach each other on a straight road. Car A is moving at 16m/s and car B at 8m/s. When they are 45m apart both drivers apply their brakes. Car A slows down at a rate of 2m/s^2 while car B slows down at 4m/s^2. Where and when do the cars collide?

2. Homework Equations

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3. The Attempt at a Solution
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I dont really understand this so i would appreacite if someone could help me
 

Doc Al

Mentor
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Can you write the position as a function of time for each car? (Let the initial position of Car A be x = 0. What would be the initial position of Car B?)
 

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