document.write( "Question 229439: Mack's Parking Garage charges $4.00 for the first hour and $2.50 for each additonal hour. For how long has a car been parked when the charge exceeds $16.50? \n" ); document.write( "
Algebra.Com's Answer #170104 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! 4+2.50X>16.50 \n" ); document.write( "2.50X>>16.50-4 \n" ); document.write( "2.50X>12.50 \n" ); document.write( "X>12.50/2.50 \n" ); document.write( "X>5 HOURS. \n" ); document.write( "1 HOUR @ %4.00 + 5 HOURS @ $2.50=16.50 \n" ); document.write( "PROOF: \n" ); document.write( "LET THE HOURS @ 2.50 BE 5.1 HOURS. \n" ); document.write( "4+2.50*5.1>16.50 \n" ); document.write( "4+12.75>16.50 \n" ); document.write( "16.75>16.50 \n" ); document.write( " \n" ); document.write( " |