document.write( "Question 1206282: A store is having a sale on trail mix and jelly beans. For 2 pounds of trail mix and 3 pounds of jelly beans, the total cost is 14 $. For 6 pounds of trail mix and 5 pounds of jelly beans, the total cost is 28$ . Find the cost for each pound of trail mix and each pound of jelly beans.
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Algebra.Com's Answer #843605 by josgarithmetic(39618) $\"\"$ $\"About$

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document.write( "FOOD              PRICE       QTY     COST          QTY       COST\r\n" );
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document.write( "TRAIL MIX           t    |     2       2t     |       6        6t\r\n" );
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document.write( "JELLY BEANS         j    |     3       3j     |       5        5j\r\n" );
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document.write( "COSTS TOTAL                           14                      28\r\n" );
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\n" ); document.write( " $\"system%282t%2B3j=14%2C6t%2B5j=28%29\"$ \r
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\n" ); document.write( "\n" ); document.write( "Elimination may be simplest, and to multiply first equation by 3:\r
\n" ); document.write( "\n" ); document.write( " $\"system%286t%2B9j=42%2C6j%2B5j=28%29\"$ \r
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\n" ); document.write( "\n" ); document.write( "Subtract....
\n" ); document.write( " $\"4j=14\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"j=7%2F2\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"highlight%28j=3.5%29\"$ -------Jelly Beans, $3.5 per pound.\r
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\n" ); document.write( "\n" ); document.write( " $\"2t=14-3j\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"t=%2814-3j%29%2F2\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"t=%2814-3%2A3.5%29%2F2\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"highlight%28t=1.75%29\"$ \n" ); document.write( "

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