document.write( "Question 1085883: car rental company offers two plans for renting a car.
\n" );
document.write( "Plan A: $42 per day and unlimited mileage
\n" );
document.write( "Plan B: $26 per day plus $0.20 per mile\r
\n" );
document.write( "\n" );
document.write( "Use an inequality to find the number of daily miles for which plan B costs more than plan A \n" );
document.write( "
Algebra.Com's Answer #699980 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! x = number of miles driven per day \n" ); document.write( "y = total cost per day\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Plan A: y = 42 \n" ); document.write( "Plan B: y = 26 + 0.20x\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "We want to figure out when plan B costs more, so,\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(Cost of Plan A) < (Cost of Plan B) \n" ); document.write( "42 < 26 + 0.20x \n" ); document.write( "42 - 26 < 26 + 0.20x - 26 \n" ); document.write( "16 < 0.20x \n" ); document.write( "0.20x > 16 \n" ); document.write( "0.20x/0.20 > 16/0.20 \n" ); document.write( "x > 80\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So if you drive more than 80 miles per day, then plan B will cost more. \n" ); document.write( " |