Kalliam Kalliam

21-05-2020
Mathematics

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21-05-2020

Answer:

18

Step-by-step explanation:

Let the two numbers be x and y

x+y = 9

x-y = 3

Add the two equations together

x+y = 9

x-y = 3

------------------

2x = 12

Divide by 2

x = 6

x+y = 9

6+y = 9

y = 3

The product of x and y

xy

6*3 = 18

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