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Algebra_4
Chapter 99
Problem 1
Select a different problem
Example:
In the morning the passenger train left the station going 7 miles per hour
At the same time the freight train left the station going 3 miles per hour.
Find the time it takes for the passenger train to go 10 miles farther than the freight train.
In shorthand form the problem can be written as follows:
Passenger train distance d
p = v
pt = v
ft + 10.
Solving for time gives
