Question: (6) Prove: B = A # Premise or Inference # # # RPI or RR (1) ~A - ~B P (2) ~Av (Z . B)

(6) Prove: B = A # Premise or Inference # # # RPI or RR (1) ~A - ~B P (2) ~Av (Z . B) P (3) (4) (5) (6) (7) (8) (9) 10 (11)
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