mattylala90ozttp7 mattylala90ozttp7

22-11-2017
Mathematics

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Bob is 80 miles ahead moving at 50 mph and joe is traveling at 70 mph. How long for Joe to catch Bob?

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Ruthorse Ruthorse

22-11-2017

80 + 50x = 70x
80 + 50x - 50x = 70x -50x
80 = 70x - 50x
80 = 20x
80/20 = 20x/20
x = 4 hours

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xpertthief592 xpertthief592

22-11-2017

4 hours is the answer

Hope this helps :)

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