document.write( "Question 306957: Two planes leave Chicago- one traveling due east and the other due west. The first travels 100 miles per hour faster than the second. How long will it be until they are 2000 miles apart? \n" ); document.write( "
Algebra.Com's Answer #219612 by ichudov(507)\"\" \"About 
You can put this solution on YOUR website!
We cannot know the answer, unless we somehow can know the speed of the other airplane. \n" ); document.write( "
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