document.write( "Question 325044: a rental car place rents out cars. barney is charged $111 for 3 days and 300 miles, mary is charged $207 for 5 days and 600 miles. what do they charge per day and per mile? \n" ); document.write( "
Algebra.Com's Answer #232823 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! 3D+300M=111 MULTIPLY BY 2 \n" ); document.write( "5D+600M=207 MULTIPLY BY -1 & ADD \n" ); document.write( "6D+600M=222 \n" ); document.write( "-5D-600M=-207 \n" ); document.write( "---------------- \n" ); document.write( "D=$13 PER DAY \n" ); document.write( "3*15+300M=111 \n" ); document.write( "45+300M=111 \n" ); document.write( "300M=111-45 \n" ); document.write( "300M=66 \n" ); document.write( "M=66/300 \n" ); document.write( "M=$.22 PER MILE. \n" ); document.write( "PROOF: \n" ); document.write( "5*15+600*.22=207 \n" ); document.write( "75+132=207 \n" ); document.write( "207=207\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |