document.write( "Question 124732: After robbing a bank in Dodge City, a robber gallops off at 13 mi/h. 20 minutes later, the marshall leaves to pursue the robber at 16 mi/h. how long (in hours) does it take the marshall to catch up to the robber? \n" ); document.write( "
Algebra.Com's Answer #91447 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! 13t=16(t-1/3) \n" ); document.write( "13t=16t-16/3 \n" ); document.write( "13t-16t=-16/3 \n" ); document.write( "-3t=-16/3 \n" ); document.write( "t=(-16/3)/-3 \n" ); document.write( "t=(-16/3*(-1/3) \n" ); document.write( "t=16/9 \n" ); document.write( "t=1.7778 hours the marshall will catch the thief. \n" ); document.write( "proof \n" ); document.write( "13*1.7778=16(1.7778-.333) \n" ); document.write( "23.11=16*1.4448 \n" ); document.write( "23.11=23.11 \n" ); document.write( " |