document.write( "Question 98573: Wilma drove and average speed of 60mph from her hom in city A to visit her sister in city B. She stayed in City b 15 hours, and on the trip back averaged 40mph. She returned home 49 hours after leaving. Whave have to determine how many miles x is it form City A to City B. In terms of x, express wilma's driving time from A to B. In terms o fher, her return driving time is? Her total driving time is? (trip time minus visiting time) \n" ); document.write( "
Algebra.Com's Answer #71718 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! 60T+40[(49-15)-T] \n" ); document.write( "60T=40*34-40T \n" ); document.write( "100T=1360 \n" ); document.write( "T=13.6 HOURS FOR THE TRIP FROM A TO B. \n" ); document.write( "34-13.60=20.4 H0URS FOR THE RETURN TRIP FROM B TO A. \n" ); document.write( "PROOF \n" ); document.write( "60*13.6=40*20.4 \n" ); document.write( "816=816 MILES BETWEEN A & B. \n" ); document.write( "13.6+20.4=34 HOURS IS HER TOTAL DRIVING TIME.\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |