document.write( "Question 700723: If two cars leave Las Vegas,one traveling east and the other west.after 3 hours they are 297 miles apart.If one car is traveling 5 mph faster than the other, what is speed of two cars \n" ); document.write( "
Algebra.Com's Answer #431961 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! If two cars leave Las Vegas,one traveling east and the other west.after 3 hours they are 297 miles apart.If one car is traveling 5 mph faster than the other, what is speed of two cars \n" ); document.write( "** \n" ); document.write( "let x=speed of one car \n" ); document.write( "x+5=speed of other car \n" ); document.write( "distance=speed*travel time \n" ); document.write( "3x+3(x+5)=297 \n" ); document.write( "3x+3x+15=297 \n" ); document.write( "6x=297-15=282 \n" ); document.write( "x=282/6 \n" ); document.write( "x=47 \n" ); document.write( "x+5=52 \n" ); document.write( "speed of one car=47 mph \n" ); document.write( "speed of other car=52 mph \n" ); document.write( " |