document.write( "Question 1028765: What multiplies to give me -18 and adds to give me 3 \n" ); document.write( "
Algebra.Com's Answer #643841 by stanbon(75887)\"\" \"About 
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What multiplies to give me -18 and adds to give me 3
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\n" ); document.write( "6 and -3
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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\n" ); document.write( "x + y = 3
\n" ); document.write( "xy = -18
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\n" ); document.write( "x(3-x) = -18
\n" ); document.write( "3x - x^2 = -18
\n" ); document.write( "x^2 - 3x - 18 = 0
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\n" ); document.write( "(x-6)(x+3) = 0
\n" ); document.write( "x = 6 or x = -3
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