document.write( "Question 387845: Walnuts are 2.25/lb and Almonds are 2.40/lb. You want to create a mixture that equals 120 lbs at 2.30/lb. How do you solve this word problem? \n" ); document.write( "
Algebra.Com's Answer #274574 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
Let A be the amount of walnuts and B the amount of almonds.
\n" ); document.write( "1.\"A%2BB=120\"
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\n" ); document.write( "\"225A%2B240B=120%28230%29\"
\n" ); document.write( "2.\"15A%2B16B=1840\"
\n" ); document.write( "Multiply eq. 1 by (-15) and add to eq. 2,
\n" ); document.write( "\"-15A-15B%2B15A%2B16B=-1800%2B1840\"
\n" ); document.write( "\"highlight%28B=40%29\"lbs
\n" ); document.write( "Then from eq. 1,
\n" ); document.write( "\"A%2B40=120\"
\n" ); document.write( "\"highlight%28A=80%29\"lbs
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