SOLUTION: What multiplies to give me -18 and adds to give me 3

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Question 1028765: What multiplies to give me -18 and adds to give me 3
Answer by stanbon(75887) About Me  (Show Source):
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What multiplies to give me -18 and adds to give me 3
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6 and -3
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Cheers,
Stan H.
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x + y = 3
xy = -18
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x(3-x) = -18
3x - x^2 = -18
x^2 - 3x - 18 = 0
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(x-6)(x+3) = 0
x = 6 or x = -3
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