SOLUTION: You are biking at a speed of 18 miles per hour. You are 3miles behind your friend, who is biking at a speed of 12 miles per hour. Write and solve an equation to find the amount of

Question 1004756: You are biking at a speed of 18 miles per hour. You are 3miles behind your friend, who is biking at a speed of 12 miles per hour. Write and solve an equation to find the amount of time it takes for you to catch up to your frien.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
You are biking at a speed of 18 miles per hour. You are 3miles behind your friend, who is biking at a speed of 12 miles per hour. Write and solve an equation to find the amount of time it takes for you to catch up to your frien.
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You DATA:
rate = 18 mph ; time = t hrs ; distance = r*t = 18t miles
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Friend DATA:
rate = 12 mph ; time = t hrs ; distance = 12t miles
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Equation:
your distance - 3 miles = friend's distance
18t - 3 = 12t
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6t = 3
time = 1/2 hour (time for you to catch up with your friend)
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Cheers,
Stan H.
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