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Theorem 6p4e10 9575
Description: 6 + 4 = 10. (Contributed by NM, 5-Feb-2007.) (Revised by Stanislas Polu, 7-Apr-2020.) (Revised by AV, 6-Sep-2021.)
Assertion
Ref Expression
6p4e10  |-  ( 6  +  4 )  = ; 1
0

Proof of Theorem 6p4e10
StepHypRef Expression
1 df-4 9097 . . . 4  |-  4  =  ( 3  +  1 )
21oveq2i 5955 . . 3  |-  ( 6  +  4 )  =  ( 6  +  ( 3  +  1 ) )
3 6cn 9118 . . . 4  |-  6  e.  CC
4 3cn 9111 . . . 4  |-  3  e.  CC
5 ax-1cn 8018 . . . 4  |-  1  e.  CC
63, 4, 5addassi 8080 . . 3  |-  ( ( 6  +  3 )  +  1 )  =  ( 6  +  ( 3  +  1 ) )
72, 6eqtr4i 2229 . 2  |-  ( 6  +  4 )  =  ( ( 6  +  3 )  +  1 )
8 6p3e9 9187 . . 3  |-  ( 6  +  3 )  =  9
98oveq1i 5954 . 2  |-  ( ( 6  +  3 )  +  1 )  =  ( 9  +  1 )
10 9p1e10 9506 . 2  |-  ( 9  +  1 )  = ; 1
0
117, 9, 103eqtri 2230 1  |-  ( 6  +  4 )  = ; 1
0
Colors of variables: wff set class
Syntax hints:    = wceq 1373  (class class class)co 5944   0cc0 7925   1c1 7926    + caddc 7928   3c3 9088   4c4 9089   6c6 9091   9c9 9094  ;cdc 9504
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-io 711  ax-5 1470  ax-7 1471  ax-gen 1472  ax-ie1 1516  ax-ie2 1517  ax-8 1527  ax-10 1528  ax-11 1529  ax-i12 1530  ax-bndl 1532  ax-4 1533  ax-17 1549  ax-i9 1553  ax-ial 1557  ax-i5r 1558  ax-ext 2187  ax-sep 4162  ax-cnex 8016  ax-resscn 8017  ax-1cn 8018  ax-1re 8019  ax-icn 8020  ax-addcl 8021  ax-addrcl 8022  ax-mulcl 8023  ax-mulcom 8026  ax-addass 8027  ax-mulass 8028  ax-distr 8029  ax-1rid 8032  ax-0id 8033  ax-cnre 8036
This theorem depends on definitions:  df-bi 117  df-3an 983  df-tru 1376  df-nf 1484  df-sb 1786  df-clab 2192  df-cleq 2198  df-clel 2201  df-nfc 2337  df-ral 2489  df-rex 2490  df-rab 2493  df-v 2774  df-un 3170  df-in 3172  df-ss 3179  df-sn 3639  df-pr 3640  df-op 3642  df-uni 3851  df-int 3886  df-br 4045  df-iota 5232  df-fv 5279  df-ov 5947  df-inn 9037  df-2 9095  df-3 9096  df-4 9097  df-5 9098  df-6 9099  df-7 9100  df-8 9101  df-9 9102  df-dec 9505
This theorem is referenced by:  6p5e11  9576  6t5e30  9610  2exp11  12759  ex-bc  15665
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