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21-04-2020
Mathematics

contestada

Here are six number cards.
-7 -5 -3 3 1 -1
Arrange the cards into three pairs with the same total.

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21-04-2020

Answer:

-7 3=-4

-5 1=-4

-3 -1=-4

-7 and 3 make -4. -5 and 1 make -4. -3 and -1 make -4.

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