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21 April, 00:43

Is - 7+9=-9+7 true, false, open?

A. True

B. False

C. Open

+2
Answers (2)
  1. 21 April, 00:52
    0
    False because 2=-2 don't equal each other.
  2. 21 April, 01:54
    0
    False

    Step-by-step explanation:

    Because - 7+9=2 and - 9+7=-2
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