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romanna [79]
2 years ago
9

Find the numbers whose sum is 15, if

Mathematics
1 answer:
Vedmedyk [2.9K]2 years ago
5 0

Answer:

x+y = 15

2x - y = 6

using elimination method

3x = 21

x = 7

therefore

7+y = 15

y = 15 - 7

y = 8

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