document.write( "Question 358058: a garden store cells kentucky bluegrass seed fro $6 per pound and ryegrass seed for $3 per pound. how much rye must be mixed with 100 pounds of bluegrass to obtain a blend that will sell for $5 per pound?
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Algebra.Com's Answer #255601 by checkley77(12844)\"\" \"About 
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6*100+3X=5(100+X)
\n" ); document.write( "600+3X=500+5X
\n" ); document.write( "3X-5X=500-600
\n" ); document.write( "-2X=-100
\n" ); document.write( "X=-100/-2
\n" ); document.write( "X=50 LBS. OF RYEGRASS IS NEEDED.
\n" ); document.write( "PROOF:
\n" ); document.write( "6*100+3*50=5(100+50)
\n" ); document.write( "600+150=5*150
\n" ); document.write( "750=750
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