document.write( "Question 1129892: Suppose that a cyclist began a 578 mi ride across a state at the western edge of the state, at the same time that a car traveling toward it leaves the eastern end of the state. If the bicycle and car met after 8.5 hr and the car traveled 37.8 mph faster than the bicycle, find the average rate of each. \n" ); document.write( "
Algebra.Com's Answer #746517 by addingup(3677)![]() ![]() You can put this solution on YOUR website! 8.5x + 8.5(x + 37.8) = 578 \n" ); document.write( "8.5x + 8.5x + 321.38 = 578 \n" ); document.write( "17x = 256.7 \n" ); document.write( "x = 15.1 \n" ); document.write( ". \n" ); document.write( "The bicycle traveled at an average rate of 15.1 mph and the car at an average rate of 52.9 mph (15.1 + 37.8) \n" ); document.write( "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ \n" ); document.write( "Check: \n" ); document.write( "bike: 8.5 * 15.1 = 128.35 \n" ); document.write( "car : 8.5 * 52.9 = 449.65 \n" ); document.write( ". . . . . . . . . . ------- \n" ); document.write( ". . . . . Total . . :578 Correct \n" ); document.write( " |