SOLUTION: Two trains made the same 360-mile run. Since one train traveled 15 mph faster than the other, it arrived 4 hours earlier. Find the speed of each train.

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Question 1154639: Two trains made the same 360-mile run. Since one train traveled 15 mph faster than the other, it arrived 4 hours earlier. Find the speed of each train.
Answer by josgarithmetic(39615) About Me  (Show Source):
You can put this solution on YOUR website!
                  SPEED       TIME           DISTANCE

TRAIN                x        360/x            360

OTHERTRAIN          x+15      360/(x+15)       360

DIFF.                          4

360%2Fx-360%2F%28x%2B15%29=4-------simplify and solve this.