mani05 mani05
  • 19-03-2017
  • Mathematics
contestada

Help and explain plzzzzzz

Help and explain plzzzzzz class=

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jedster55
jedster55 jedster55
  • 19-03-2017
Add the velocities together since they are in opposite directions
113+87 = 200mph
600 = 200t
600/200 = t
t = 3 hours
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