Question 1043015
The sum of 2 numbers is 20 and their product is 75. What are the 2 numbers? 
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x + y = 20
x*y = 75
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(20-y)y = 75
20y - y^2 = 75
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y^2 - 20y + 75 = 0
(y-15)(y-5) = 0
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If y = 15, x = 5
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Cheers,
Stan H.
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