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Theorem mvlladdi 8544
Description: Move LHS left addition to RHS. (Contributed by David A. Wheeler, 11-Oct-2018.)
Hypotheses
Ref Expression
mvlladdi.1  |-  A  e.  CC
mvlladdi.2  |-  B  e.  CC
mvlladdi.3  |-  ( A  +  B )  =  C
Assertion
Ref Expression
mvlladdi  |-  B  =  ( C  -  A
)

Proof of Theorem mvlladdi
StepHypRef Expression
1 mvlladdi.2 . . 3  |-  B  e.  CC
2 mvlladdi.1 . . 3  |-  A  e.  CC
31, 2pncan3oi 8542 . 2  |-  ( ( B  +  A )  -  A )  =  B
42, 1addcomi 8470 . . . 4  |-  ( A  +  B )  =  ( B  +  A
)
5 mvlladdi.3 . . . 4  |-  ( A  +  B )  =  C
64, 5eqtr3i 2261 . . 3  |-  ( B  +  A )  =  C
76oveq1i 6095 . 2  |-  ( ( B  +  A )  -  A )  =  ( C  -  A
)
83, 7eqtr3i 2261 1  |-  B  =  ( C  -  A
)
Colors of variables:    wff set class
This proof depends on syntax axioms:    = wceq 1402    e. wcel 2209  (class class class)co 6085   CCcc 8177    + caddc 8182    - cmin 8497
This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-in1 623  ax-in2 624  ax-io 721  ax-5 1500  ax-7 1501  ax-gen 1502  ax-ie1 1546  ax-ie2 1547  ax-8 1557  ax-10 1558  ax-11 1559  ax-i12 1560  ax-bndl 1562  ax-4 1563  ax-17 1579  ax-i9 1583  ax-ial 1587  ax-i5r 1588  ax-14 2212  ax-ext 2220  ax-sep 4249  ax-pow 4311  ax-pr 4346  ax-setind 4684  ax-resscn 8271  ax-1cn 8272  ax-icn 8274  ax-addcl 8275  ax-addrcl 8276  ax-mulcl 8277  ax-addcom 8279  ax-addass 8281  ax-distr 8283  ax-i2m1 8284  ax-0id 8287  ax-rnegex 8288  ax-cnre 8290
This proof depends on definitions:  df-bi 117  df-3an 1011  df-tru 1405  df-fal 1408  df-nf 1514  df-sb 1816  df-eu 2089  df-mo 2090  df-clab 2225  df-cleq 2231  df-clel 2234  df-nfc 2381  df-ne 2421  df-ral 2533  df-rex 2534  df-reu 2535  df-rab 2537  df-v 2823  df-sbc 3052  df-dif 3222  df-un 3224  df-in 3226  df-ss 3233  df-pw 3690  df-sn 3715  df-pr 3716  df-op 3718  df-uni 3936  df-br 4131  df-opab 4193  df-id 4438  df-xp 4780  df-rel 4781  df-cnv 4782  df-co 4783  df-dm 4784  df-iota 5337  df-fun 5379  df-fv 5385  df-riota 6038  df-ov 6088  df-oprab 6089  df-mpo 6090  df-sub 8499
This theorem is used by: (None)
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