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Metamath Proof Explorer

Theorem 6t2e12

Description: 6 times 2 equals 12. (Contributed by Mario Carneiro, 19-Apr-2015)

Ref Expression
Assertion 6t2e12 ( 6 · 2 ) = 1 2

Proof

Step Hyp Ref Expression
1 6cn ⊢ 6 ∈ ℂ
2 1 times2i ⊢ ( 6 · 2 ) = ( 6 + 6 )
3 6p6e12 ⊢ ( 6 + 6 ) = 1 2
4 2 3 eqtri ⊢ ( 6 · 2 ) = 1 2