document.write( "Question 656340: Russ and Janet are running in Apple Hill Fun Run. Russ runs at 7 mph, Janet at 5 mph. If they start at the same time, how long will it be before they are 1/2 mile apart? \n" ); document.write( "
Algebra.Com's Answer #409480 by checkley79(3341)![]() ![]() ![]() You can put this solution on YOUR website! D=RT \n" ); document.write( ".5=7T-5T \n" ); document.write( ".5=2T \n" ); document.write( "T=.5/2 \n" ); document.write( "T=.25 HOURS OR 15 MINUTES THEY ARE 1/2 MILE APART. \n" ); document.write( "PROOF: \n" ); document.write( ".5=7*.25-5*.25 \n" ); document.write( ".5=1.75-1.25 \n" ); document.write( ".5=.5 \n" ); document.write( " |