SOLUTION: City A and City B are 400 km apart. If a train leaves A in the Direction of B at 50 kph, how long will it take before the train meets another train, going from B to A, at a speed o

Question 753527: City A and City B are 400 km apart. If a train leaves A in the Direction of B at 50 kph, how long will it take before the train meets another train, going from B to A, at a speed of 30 kph and leaves at the same time as the first train?
Answer by josgarithmetic(39616) (Show Source): You can put this solution on YOUR website!
When will the sum of their distances traveled equal 400 km?
Train A,
Train B,
h is hours of time

find h.
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