SOLUTION: Devin left miami and drove at a speed of 45 mph. Timothy left 1 hour later and drove at a speed of 63 mph. How long will it take Timothy to catch up with Deven?

Question 412158: Devin left miami and drove at a speed of 45 mph. Timothy left 1 hour later and drove at a speed of 63 mph. How long will it take Timothy to catch up with Deven?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Devin left miami and drove at a speed of 45 mph. Timothy left 1 hour later and drove at a speed of 63 mph. How long will it take Timothy to catch up with Deven?
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Devin DATA:
rate = 45 mph ; time = x hrs ; distance = 45x miles
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Tim DATA:
rate = 63 mph ; time = x-1 hrs ; distance = 63(x-1) miles
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Equation:
distance = distance
45x = 63x-63
18x = 63
x = 3.5 hrs
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Cheers,
Stan H.
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