SOLUTION: Mike and Adam left a bus terminal at the same time and traveled in opposite directions. Mike's bus was in heavy traffic and had to travel 20 mph slower than Adam's bus.

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Question 337939: Mike and Adam left a bus
terminal at the same time and
traveled in opposite directions.
Mike's bus was in heavy traffic
and had to travel 20 mph slower
than Adam's bus. After 3 hours,
their buses were 270 miles apart.
How fast was each bus going?

Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
270/3=90 mph for one hr
x+x-20=90
2x=110
x=55 mph
x-20=35 mph