Given the following premises:
1)A
2)G ⊃ (A ⊃ ∼L)
3)∼A ∨ ∼G
A)A ∨ G 3, DN
B)(G ⊃ A) ⊃ ∼L 2, Assoc
C)∼L 1, 2, MP
D)∼G 1, 3, DS
E)G ⊃ (∼∼L ⊃ ∼A) 2, Trans

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The Answer of Given the following premises:
1)A
2)G ⊃ (A ⊃ ∼L)
3)∼A ∨ ∼G
A)A ∨ G 3, DN
B)(G ⊃ A) ⊃ ∼L 2, Assoc
C)∼L 1, 2, MP
D)∼G 1, 3, DS
E)G ⊃ (∼∼L ⊃ ∼A) 2, Trans

Given the Following Premises