document.write( "Question 150805: Problem: The students from algebra class go for coffee together every day at 9:00 AM. On Monday, Jordan paid $5.45 for three cartons of milk, four cups of coffee, and seven doughnuts. On Tuesday, Ryan paid $5.30 for four milks, two coffees, and eight doughnuts. On Wednesday, Zack paid $5.15 for two milks, five coffees, and six doughnuts. \r
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document.write( "(1) Set up a system of equations to model this scenario.\r
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document.write( "(2) Determine the cost of one carton milk, one coffee, and one doughnut by solving the system.\r
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document.write( "(3) If on Thursday, Taylor had to pay for five milks, two coffees and nine doughnuts, then how much did he spend? \r
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Algebra.Com's Answer #110739 by mangopeeler07(462)![]() ![]() ![]() You can put this solution on YOUR website! On Monday, Jordan paid $5.45 for three cartons of milk, four cups of coffee, and seven doughnuts. On Tuesday, Ryan paid $5.30 for four milks, two coffees, and eight doughnuts. On Wednesday, Zack paid $5.15 for two milks, five coffees, and six doughnuts. \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(1) Set up a system of equations to model this scenario. \n" ); document.write( "m=price milk d=price doughnuts c=price coffee\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "3m+4c+7d=5.45 \n" ); document.write( "4m+2c+8d=5.30 \n" ); document.write( "2m+5c+6d=5.15\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "This is the system you want to solve. Or you can solve:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "3m+4c+7d=545 \n" ); document.write( "4m+2c+8d=530 \n" ); document.write( "2m+5c+6d=515\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The only difference is that you would get your answers in terms of cents, not dollars. \n" ); document.write( " |