document.write( "Question 907410: From a point on a stright road, Chris and elena ride bicycles in the same direction. Chris rides at 10 mph and Elena rides at 12 mph. In how meany hours will thay be 9 miles apart? \n" ); document.write( "
Algebra.Com's Answer #550338 by richwmiller(17219) You can put this solution on YOUR website! 12t-10t=9 \n" ); document.write( "(12-10)*t=9 \n" ); document.write( "2*t=9 \n" ); document.write( "t=4.5 hours \n" ); document.write( "check \n" ); document.write( "4.5*12=54 \n" ); document.write( "4.5*10=45 \n" ); document.write( "54-45=9 \n" ); document.write( "ok \n" ); document.write( " \n" ); document.write( " |