The following expression is an example of which property of real numbers? (-2) + 7 = 7 + (-2) additive identity commutativ

Question

The following expression is an example of which property of real numbers?
(-2) + 7 = 7 + (-2)
additive identity
commutative property
multiplicative property
associative property

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Thu Cúc 4 years 2021-08-24T02:58:13+00:00 1 Answers 13 views 0

Answers ( )

  1. mit
    0
    2021-08-24T02:59:39+00:00
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    Answer: Commutative Property

    Step-by-step explanation:

    (-2) + 7 = 7 + (-2)

    5 = 5

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )