document.write( "Question 830805: Nancy drives 20 miles to her school each day. If she drives 10 miles per hour faster, it takes her 4 minutes less to get to school. Find her new speed \n" ); document.write( "
Algebra.Com's Answer #500906 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! rt=20, \n" ); document.write( "(r+10)*(t-4/60)=20 \n" ); document.write( "r = 50, t = 2/5 \n" ); document.write( "r+10=60 new speed \n" ); document.write( " |