morenoelizabeth1 morenoelizabeth1

29-03-2017
Mathematics

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The product of two numbers is 48 and the difference of those numbers is 13 what are the numbers?

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rarrininger rarrininger

29-03-2017

x * y = 48

x - y = 13
x - y +y =13 +y
x = 13+y

x*y=48
13+y * y =48
13y+y²=48
y = -16 y=3

x- y = 13
x - (-16) =13
x + 16 =13
x +16-16 = 13-16
x = -3

Answer: The two numbers are -3 and -16.
-3 * -16 = 48
-3 - (-16) = 13

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