document.write( "Question 883879: Chang runs 7 miles in 50 minutes. At the same rate, how many miles would he run in 75 minutes? \n" ); document.write( "
Algebra.Com's Answer #533825 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! (7 miles)/(50 minutes) = (x miles)/(75 minutes)\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "7/50 = x/75\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "7*75 = 50*x\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "525 = 50*x\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "525/50 = x\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "10.5 = x\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x = 10.5\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "He runs 10.5 miles in 75 minutes (assuming his speed is the same). \n" ); document.write( " |