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den301095 [7]
4 years ago
13

The sum of two numbers is 15.

Mathematics
1 answer:
Furkat [3]4 years ago
8 0
X + y = 15
x - y =3

First you have to work out what two numbers add together to make 15, for example 1 and 14 or 5 and 10. 
Then you have to work out which set of numbers have a difference of 3.
The numbers would be 6 and 9.

Once you have the two numbers, multiply them together:
6 x 9 = 54
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