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Mathematics, 29.02.2020 21:11 kiraswife

Which of the following is a valid use of the associative property of addition?
A. (23 + 15) – 5 = 23+ (15 – 5)
B. (23 – 15) + 5 = 23 – (15 + 5)

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Which of the following is a valid use of the associative property of addition?
A. (23 + 15) –...
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