SOLUTION: Two bicycles depart from Miami Beach going in opposite directions. The first bicycle is traveling at 10 miles per hour. The second bicycle travels at 5 miles per hour. How long d

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Question 394957: Two bicycles depart from Miami Beach going in opposite directions. The first bicycle is traveling at
10 miles per hour. The second bicycle travels at 5 miles per hour. How long does it take until the bikes are 45 miles apart?

if possible, can you show your work. thanks for your help.
Answer by checkley79(3341) About Me  (Show Source):
You can put this solution on YOUR website!
D=RT
45=(10+5)T
45=15T
T=445/15
T=3 HOURS ANS.