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Identify the property used to simplify the following expression. (7 + x) + 1 = 7 + (x + 1) a) Associative Property of addition b) Commutative Property of Addition c) Identity Property of Addition d) Distributive Property

User Romain G
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a) Associative Property of addition
User AriG
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Associative Property of Addition
User Syed Daniyal Asif
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