document.write( "Question 236396: Two cars start at point A. Car 1 travels from point A to point C. Car 2 travels from point A to B to C. The distance between point A and point B is 140 miles. The distance between point B and C is 200 miles. Car 2 drive at 60mph from point A to B and at 50mph from point B to C. If both cars arrive at the same time, how fast did car 1 drive. \n" ); document.write( "
Algebra.Com's Answer #174002 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! D=RT OR T=D/R \n" ); document.write( "140+120=260 \n" ); document.write( "T=140/60+120/50 \n" ); document.write( "T=2.333+2.4=4.733 HOURS FOR CAR 2. \n" ); document.write( "4.733=260/R \n" ); document.write( "4.733R=260 \n" ); document.write( "R=260/4.733 \n" ); document.write( "R=54.933 MPH WAS THE SPEED OF CAR 1. \n" ); document.write( " |