document.write( "Question 100185: Factor.\r
\n" ); document.write( "\n" ); document.write( "7t-21w-wt+3w^2
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Algebra.Com's Answer #72949 by josmiceli(19441)\"\" \"About 
You can put this solution on YOUR website!
rewrite as
\n" ); document.write( "\"3w%5E2+-wt+-21w+%2B+7t\"
\n" ); document.write( "I notice that 3 *7 = 21
\n" ); document.write( "I try \"%283w+-+t%29%28w+-+7%29\"
\n" ); document.write( "That's the answer
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