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)\"\" \"About 
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( "
\n" );