document.write( "Question 205423: BILLS UPSTREAM CANOE TRIP TOOK 2.7 HOURS LONGER THAN THE RETURN TRIP. IF HE AVERAGED 2 MPH ON THE UPSTREAM TRIP AND 5MPH ON THE RETURN TRIP, THEN HOW LONG WAS THE UPSTREAM TRIP? \n" ); document.write( "
Algebra.Com's Answer #155052 by tedian.caseres(1)![]() ![]() ![]() You can put this solution on YOUR website! vf^2 = vi^2 + 2ad \n" ); document.write( "a= (vf-vi)/t \n" ); document.write( "a= (5 mph- 2 mph) / 2.7 h \n" ); document.write( "a= 1.11 m/h^2 \n" ); document.write( "rearranging d =( vf^2-vf^2)/2a \n" ); document.write( "d= (25 m2/h2 - 4 m2/h2) / 2 ( 1.11 m/h2) \n" ); document.write( "d= (21 m2/h2)/ 2.22 m/h2 \n" ); document.write( "d= 9.45 m \n" ); document.write( " |