Question 839648
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Hi,
Let x represent How long will it take them to paint the barn together
Question states*** Shamus can paint the barn in 6 hours, and Ishmael can paint the barn in 7 hours.
1/6 + 1/7 = 1/x
 7x + 6x = 42
    13x = 42
      x = 4hr, time to paint the barn together
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