If three numbers are added in pairs, the sums equal 10,19, and 21. Find the numbers

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• A 6,4,15
• B 3,1,18
• C 6,5,14
• D 6,12,13

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Answer: A. 6,4,15

2(x+y+z)=50 x+y+z=25 x= 25-19=6 y=25-21=4 and z= 25-10=15 The three numbers are 6,4 and 15.

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