SOLUTION: Skylar left the library traveling 12 mph. Then, 4 hours later, Makayla left traveling the same direction at 28 mph. How long until Makayla catches up with Skylar?

Algebra ->  Coordinate Systems and Linear Equations  -> Lessons -> SOLUTION: Skylar left the library traveling 12 mph. Then, 4 hours later, Makayla left traveling the same direction at 28 mph. How long until Makayla catches up with Skylar?      Log On


   

Question 1195637: Skylar left the library traveling 12 mph. Then, 4 hours later, Makayla left traveling the same direction at 28 mph. How long until Makayla catches up with Skylar?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
Skylar traveled 12*4=48 miles, when Makayla began traveling, so their separation at start of Makayla was 48 miles.

x, catchup time
%2828-12%29x=48
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