applelou216
applelou216 applelou216
  • 15-12-2014
  • Mathematics
contestada

Joe and Janna leave home at the same time, traveling in opposite directions. Joe drives 45 mph and Janna drives 40 mph. In how many hours will they be 510 miles apart?

Respuesta :

csilt96 csilt96
  • 15-12-2014
510 = 45x + 40x
510 = 85x
Divide by 85
6 = x

6 hours
Answer Link
JamieFisher10 JamieFisher10
  • 15-12-2014
The answer is 6 hours
Answer Link

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