(A-B)-C is a subset of (A-C)-(B-C)

please help me prove this please

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- Oct 13th 2009, 03:12 PMleinadwerdnaproof involving differences of sets
(A-B)-C is a subset of (A-C)-(B-C)

please help me prove this please - Oct 13th 2009, 03:36 PMartvandalay11