document.write( "Question 1074843: Hello, I have a few problems similar to the one below. How would I go about solving this?\r
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document.write( "A store is having a sale on jelly beans and almonds. For 3 pounds of jelly beans and 5 pounds of almonds, the total cost is $20. For 9 pounds of jelly beans and 7 pounds of almonds, the total cost is $46. Find the cost for each pound of jelly beans and each pound of almonds.\r
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document.write( "Thanks \n" );
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Algebra.Com's Answer #689506 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! 3J+5A=20 \n" ); document.write( "9J+7A=46 \n" ); document.write( "-9J-15A=-60, multiplying the top by -3 \n" ); document.write( "-8A=-14 \n" ); document.write( "A=7/4=$1.75 \n" ); document.write( "3J+8.75=20 \n" ); document.write( "3J=11.25 \n" ); document.write( "J=$3.75 \n" ); document.write( "check in second one \n" ); document.write( "9(3.75)+7(1.75)=33.75+12.25=$46, and that checks \n" ); document.write( "Jelly beans are $3.75 per pound and almonds are $1.75 per pound. \n" ); document.write( " |