document.write( "Question 645671: I am a math tutor now and I'm having a hard time remembering how to swt this up.
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document.write( "Paul and Randy are taking a trip. Paul drives at 85mph. Randy drives at 90mph. Randy drove three hours longer than Paul. All together they covered 970 miles. How long did each person drive. \n" );
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Algebra.Com's Answer #405577 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! Paul and Randy are taking a trip. \n" ); document.write( " Paul drives at 85mph. Randy drives at 90mph. \n" ); document.write( " Randy drove three hours longer than Paul. \n" ); document.write( " All together they covered 970 miles. How long did each person drive. \n" ); document.write( ": \n" ); document.write( "Let t = Paul's driving time \n" ); document.write( "then \n" ); document.write( "(t+3) = Randy's driving time \n" ); document.write( ": \n" ); document.write( "Write a dist equation; dist = speed * time \n" ); document.write( "85t + 90(t+3) = 970 \n" ); document.write( " |