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−7+7+[(8⋅m)⋅1/8] Commutative Property of Addition
0+[(8⋅m)⋅1/8] Inverse Property of Addition
(8⋅m)⋅1/8 Identity Property of Addition
(8⋅ )⋅ m Associative Property of Multiplication
( )⋅m Inverse Property of Multiplication
m Identity Property of Multiplication