document.write( "Question 1178827: Chester drives his car 165 miles and has an average of a certain speed. If the average speed had been 2mph more, he could have traveled 176 miles in the same length of time. What was his average speed? \n" ); document.write( "
Algebra.Com's Answer #808241 by mananth(16946)![]() ![]() You can put this solution on YOUR website! \r \n" ); document.write( "\n" ); document.write( "Chester drives his car 165 miles and has an average of a certain speed let the speed be x mph\r \n" ); document.write( "\n" ); document.write( ". If the average speed had been 2mph more,---> x+2 mph \n" ); document.write( " he could have traveled 176 miles in the same length of time. \n" ); document.write( "Time is same \n" ); document.write( "165/x = 176/(x+2) \n" ); document.write( "165(x+2)= 176x\r \n" ); document.write( "\n" ); document.write( "165x + 330 =176x\r \n" ); document.write( "\n" ); document.write( "11x =330\r \n" ); document.write( "\n" ); document.write( "x= 30 mph -----> avg speed\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "What was his average speed? \n" ); document.write( " |