document.write( "Question 228350: (((factor by grouping: 15+3y-5x^2-x^2y)))
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Algebra.Com's Answer #169536 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
15+3y-5x^2-x^2y
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\n" ); document.write( "-x^2(5+y)+3(y+5)
\n" ); document.write( "(-x^2+3)(y+5) ans
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