document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=354406>Question 354406</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Peanuts cost $4 per pound and walnuts cost $5.50 per pound. A 40-pound mixture sells for $184. How many pounds of each kind of nut are in the mixture? </SPAN>\n" );
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document.write( "Let x be the number of pounds of peanuts, then the number of pounds of walnuts will be 40-x.<BR>\n" );
document.write( "The 40 pound mixture sells for 184, so 184/40=4.6 dollars per pound of the final product.<BR>\n" );
document.write( "4x+5.50(40-x)=4.6*40<BR>\n" );
document.write( "4x+220-5.50x=184<BR>\n" );
document.write( "-1.50x+220=184  subtract 220 from each side<BR>\n" );
document.write( "-1.50x=184-220<BR>\n" );
document.write( "-1.50x=-36  divide both sides by -1.50<BR>\n" );
document.write( "x=24<BR>\n" );
document.write( "So 24 pounds of peanuts and 40-24=16 pounds of walnuts. </SPAN>\n" );
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