document.write( "Question 38093: jakes surf shop rents surfboards for $6.00 plus $3.00 per hour. ritas surf shop rents them for $9.00 plus $2.50 per hour. which is cheaper for which time intervals? \n" ); document.write( "
Algebra.Com's Answer #23590 by stanbon(75887)\"\" \"About 
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jakes surf shop rents surfboards for $6.00 plus $3.00 per hour. ritas surf shop rents them for $9.00 plus $2.50 per hour. which is cheaper for which time intervals?\r
\n" ); document.write( "\n" ); document.write( "Let \"x\" be the number of hours of rental.
\n" ); document.write( "Jakes Charges:
\n" ); document.write( " CJ= 6+3x
\n" ); document.write( "Ritas Charges:
\n" ); document.write( " CR=9+2.5x\r
\n" ); document.write( "\n" ); document.write( "Their charges are the same when 6+3x=9+2.5x
\n" ); document.write( "0.5x=3
\n" ); document.write( "x=6 hrs.\r
\n" ); document.write( "\n" ); document.write( "Consider CJ(4)=6+3(4)=$18
\n" ); document.write( "and CR(4)=9+2.5(4)=$19\r
\n" ); document.write( "\n" ); document.write( "Looks like Jake is cheaper for x hrs <6
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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