document.write( "Question 1110486: I traveled from A to B at 100km/h. The trip would take me 3 hours more at 80km/h. How far is it from A to B? \n" ); document.write( "
Algebra.Com's Answer #725504 by Alan3354(69443) You can put this solution on YOUR website! I traveled from A to B at 100km/h. The trip would take me 3 hours more at 80km/h. How far is it from A to B? \n" ); document.write( "------------- \n" ); document.write( "d = distance from A to B \n" ); document.write( "--- \n" ); document.write( "d = 100 km/hr * t ---- t in hours \n" ); document.write( "d = 80*(t+3) \n" ); document.write( "============== \n" ); document.write( "d = 100t = 80t + 240 \n" ); document.write( "20t = 240 \n" ); document.write( "t = 12 hours \n" ); document.write( "----- \n" ); document.write( "100*t = 1200 km \n" ); document.write( " \n" ); document.write( " |