document.write( "Question 909899: a 100lb. rug was made by weaving a yarn that is 50% wool with one that is 25% wool. If the final rug is 35% wool, how many lbs of each type of wool is used?\r
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Algebra.Com's Answer #552106 by ewatrrr(24785)\"\" \"About 
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x amount of 50% variety
\n" ); document.write( ".50x + .25(100lb-x) = .35(100lb)
\n" ); document.write( "x = .10(100lb)/.25, amount of 50% variety.
\n" ); document.write( "\"100-x\" the amount of the 25% variety
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