document.write( "Question 669622: a bus travelling 40 mi/h and a car travelling 50 mi/h cover the same distance. The bus travels 1 hour more than the car. How many hours did each travel? \n" ); document.write( "
Algebra.Com's Answer #416466 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! d = rt\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "d = 40(t+1)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "d = 50t\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "------------------------\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "40(t+1) = 50t\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "40t+40=50t\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "40t=50t-40\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "40t-50t=-40\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-10t=-40\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "t=(-40)/(-10)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "t=4\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So the car traveled for 4 hours and the bus traveled for 5 hours. \n" ); document.write( " |