SOLUTION: [ How many hours will a car traveling at 40 miles per hour be driven before being overtaken by another car leaving from the same place one hour later traveling at 50 miles per hour

Question 818114: [ How many hours will a car traveling at 40 miles per hour be driven before being overtaken by another car leaving from the same place one hour later traveling at 50 miles per hour? ]
I also need a formula for this problem.
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
s = d / t
d = s * t
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when they meet, both cars are at the same distance (D) from the departure point
D = 40t
D = 50(t - 1)
D = 50t - 50
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D = 40t = 50t - 50
10t = 50
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t = 5 hours
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