SOLUTION: Find two integers whose sum is -9 and product is 20

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Question 1055549: Find two integers whose sum is -9 and product is 20
Found 2 solutions by Alan3354, stanbon:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Find two integers whose sum is -9 and product is 20
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Try pairs of factors of 20.

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Find two integers whose sum is -9 and product is 20
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x + y = -9
x*y = 20
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Substitue for "x" and solve for "y"::
(-9-y)y = 20
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-y^2 - 9y - 20 = 0
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y^2 + 9y + 20 = 0
(y+4)(y+5) = 0
y = -4
x = -5
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Cheers,
Stan H.