document.write( "Question 345763: An airplane flying at a rate of 500 mph leaves Hawaii en route to Alaska. One-half hour later, a second airplane leaves Hawaii in the same direction flying at a rate of 600 miles per hour. How long will it take the second airplane to overtake the first? \n" ); document.write( "
Algebra.Com's Answer #247265 by checkley77(12844)\"\" \"About 
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D=RT
\n" ); document.write( "D=500T
\n" ); document.write( "D=600(T-1)
\n" ); document.write( "500T=600(T-1)
\n" ); document.write( "500T=600T-600
\n" ); document.write( "500T-500T=-600
\n" ); document.write( "-100T=-600
\n" ); document.write( "T=-600/-100
\n" ); document.write( "T=6 HOURS AFTER THE FIRST PLANE LEAVES THEY WILL MEET.
\n" ); document.write( "PROOF:
\n" ); document.write( "500*6=600(6-1)
\n" ); document.write( "3,000=600*5
\n" ); document.write( "3,000=3,000
\n" ); document.write( "
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