# Which statement shows the associative property of addition? A. If m + 3 = 18, then 18 = m + 3 B. (u + 7) + 13 = u + (7 + 13) C. 21 + 2y = 2y + 21 D. 3 · (5 · x) = (3 · 5) · x

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A.if m + 3 + 13,then 18=m + 3

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(1) Answers

A.if m + 3 + 13,then 18=m + 3

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