Anonymous

How do I find two whole numbers with a sum of 15 and a product of 54?

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Dona Gilbert Profile
Dona Gilbert answered

x+y=15 or x=15-y

xy=54

(15-y)y=54

15y-y^2=54

y^2-15y+54=0

(y-9)(y-6)=0

y-9=0

y=9 answer.

y-6=0

y=6 answer.

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