document.write( "Question 637203: We are supposed to factor polynomials and I just don't know what I'm doing!
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Algebra.Com's Answer #401497 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
3x^2-12x-63
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\n" ); document.write( "= 3(x^2-4x-21)
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\n" ); document.write( "= 3(x^2-7x+3x-21)
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\n" ); document.write( "= 3(x(x-7)+3(x-7))
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\n" ); document.write( "= 3(x-7)(x+3)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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