document.write( "Question 545546: Kathy bicyces 6/km faster than Javier. In the same time it takes Javier to bicycle 48 km, Kathy can bicycle 66 km. How fast does each bicyclist travel?
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document.write( "Javier -
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document.write( "Kathy - \n" );
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Algebra.Com's Answer #359297 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! Kathy bicyces 6/km faster than Javier. In the same time it takes Javier to bicycle 48 km, Kathy can bicycle 66 km. How fast does each bicyclist travel? \n" ); document.write( "** \n" ); document.write( "let x=Javier's speed \n" ); document.write( "x+6=Kathy's speed \n" ); document.write( "Travel time=distance/speed (same for both) \n" ); document.write( "48/x=66/(x+6) \n" ); document.write( "48(x+6)=66x \n" ); document.write( "48x+288=66x \n" ); document.write( "18x=288 \n" ); document.write( "x=16 \n" ); document.write( "x+6=22 \n" ); document.write( ".. \n" ); document.write( "ans: \n" ); document.write( "Javier's speed=16 km/hr \n" ); document.write( "Kathy's speed=22 km/hr \n" ); document.write( " |