0
Anonymous
702
Cristal Predovic ∙
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You could use -10 and -8 or -15 and -3 or -16 and -2 or -12 and -6 or -10 and -8 or -9 and -9
Wiki User
815
5298
How about: 9+6 = 15
The factors of 21 that add up to 8 are 1 and 7.
factors of 30 that add to 17 are 2 and 15