document.write( "Question 632291: Fifteen pounds of trail mix are made by mixing 3 pounds of raisins worth $3 per pound with peanuts worth $4 per pound and M&Ms worth $5 per pound. How many pounds of peanuts must be used if the mixture is to be worth $4.20 per pound? \n" ); document.write( "
Algebra.Com's Answer #398215 by richwmiller(17219)\"\" \"About 
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3*3+4x+5y=15*4.20
\n" ); document.write( "x+y=12
\n" ); document.write( " x=6 pounds of peanuts and y=6 pounds of M&M's
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\n" ); document.write( "3*3+4*6+5*6=15*4.20
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