document.write( "Question 498003: on his way to visit Soren, Peter averaged 7 mi/h on his skateboard and 4 mi/h walking. If Soren lives 6 mi away and the whole trip took 1 hr, how many miles did Peter travel by skateboard? \n" ); document.write( "
Algebra.Com's Answer #336893 by Alan3354(69443) You can put this solution on YOUR website! This example is similar: \n" ); document.write( "---------------------- \n" ); document.write( "You can jog at a speed of 8 miles per hour, and run at a speed of 12 miles per hour. If you traveled 6 miles in 40 minutes, find the amount of time you jogged as well as the amount of time you ran. \n" ); document.write( "--------------------------- \n" ); document.write( "40 minutes = 2/3 hours \n" ); document.write( "--------------- \n" ); document.write( "d = distance jogging \n" ); document.write( "------- \n" ); document.write( "d/8 + (6-d)/12 = 2/3 hours \n" ); document.write( "times 48 \n" ); document.write( "6d + 4(6-d) = 32 \n" ); document.write( "2d + 24 = 32 \n" ); document.write( "2d = 8 \n" ); document.write( "d = 4 miles jogging \n" ); document.write( "--------- \n" ); document.write( "2 miles running \n" ); document.write( "--------- \n" ); document.write( " |