document.write( "Question 1156270: A store is having a sale on jelly beans and trail mix. For 3 pounds of jelly beans and 5 pounds of trail mix, the total cost is $17. For 9 pounds of jelly beans and 7 pounds of trail mix, the total cost is $37. Find the cost for each pound of jelly beans and each pound of trail mix. \n" ); document.write( "
Algebra.Com's Answer #778962 by josgarithmetic(39617)\"\" \"About 
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j jelly bean price
\n" ); document.write( "x trail mix price\r
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\n" ); document.write( "\n" ); document.write( "\"system%283j%2B5x=17%2C9j%2B7x=37%29\"\r
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\n" ); document.write( "\n" ); document.write( "You might try multiplying first equation by 9, and then eliminate the j terms to quickly find x.
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