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Mathematics 16 Online
OpenStudy (anonymous):

ndicate which property is illustrated in Step 2. Step 1 2 + (2 + 7) + 0 = 2 + (7 + 2) + 0 Step 2 = (2 + 7) + (2 + 0) Step 3 = (2 + 7) + 2 Step 4 = 9 + 2 A. identity property of addition B. associative property of addition C. commutative property of multiplication D. associative property of multiplication

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