The product of two numbers is 48. their difference is 8. what are the two numbers?

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asked Dec 16, 2019 148k views

5 votes

The product of two numbers is 48. their difference is 8. what are the two numbers?

Mathematics
high-school

Ommadawn asked

by Ommadawn

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1 Answer

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A) x * y = 48
B) x -y = 8

A) x = 48/y then substituting this into B)
B) 48/y -y = 8
B) 48 -y^2 = 8y
B) y^2 + 8y - 48 =0
x = 4 y = 12

12*4 = 48
12 -4 = 8

Geekman answered Dec 21, 2019

by Geekman

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