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Mathematics, 28.01.2020 15:55 ajime

Determine whether the two expressions are equivalent. if so, tell what property is applied if not explain why.

1. 15+(5+8) and (15+5)+8

2. (20-12)-3 and 20-(12-3)

tell and answer and explain

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Determine whether the two expressions are equivalent. if so, tell what property is applied if not ex...

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