document.write( "Question 316972: solving polynomial equations by factoring\r
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Algebra.Com's Answer #226901 by JBarnum(2146)\"\" \"About 
You can put this solution on YOUR website!
\"5r%5E3%2B15r%5E2-20r\" factor out 5r
\n" ); document.write( "\"5r%28r%5E2%2B3r-4%29\" two numbers that multiply to get -4 and add to get +3 are -1&4
\n" ); document.write( "\"5r%28r-1%29%28r%2B4%29\"completely factored
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