document.write( "Question 900912: Joan Gunderson rented the same car model twice from Hertz, which rents this car model for a daily fee plus an addition charge per mile driven. Joan recalls that the car rented for 5 days and driven for 300 miles cost her $178, while the same model car rented for 4 days and driven for 500 miles cost $197. Find the daily fee and find the mileage charge. \n" ); document.write( "
Algebra.Com's Answer #546354 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! y=mx+b \n" ); document.write( "b= daily fee \n" ); document.write( "m =mileage fee \n" ); document.write( "178=m*300+5*b, \n" ); document.write( "197=m*500+4*b \n" ); document.write( "daily fee = $23, mileage fee = $.21\r \n" ); document.write( "\n" ); document.write( "check \n" ); document.write( "178=.21*300+5*23, \n" ); document.write( "178=63+115 \n" ); document.write( "197=.21*500+4*23 \n" ); document.write( "197=105+92 \n" ); document.write( "ok \n" ); document.write( " |