document.write( "Question 297804: factor 9z^2 +3y -27z -zy \n" ); document.write( "
Algebra.Com's Answer #214447 by user_dude2008(1862)\"\" \"About 
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9z^2 +3y -27z -zy = -(z-3)(y-9z) \n" ); document.write( "
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