| Mathbox for Alexander van der Vekens |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > Mathboxes > 2t6m3t4e0 | Structured version Visualization version GIF version | ||
| Description: 2 times 6 minus 3 times 4 equals 0. (Contributed by AV, 24-May-2019.) |
| Ref | Expression |
|---|---|
| 2t6m3t4e0 | ⊢ ((2 · 6) − (3 · 4)) = 0 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 6cn 12458 | . . . 4 ⊢ 6 ∈ ℂ | |
| 2 | 1 | 2timesi 12504 | . . 3 ⊢ (2 · 6) = (6 + 6) |
| 3 | 2p2e4 12501 | . . . . . 6 ⊢ (2 + 2) = 4 | |
| 4 | 3 | eqcomi 2772 | . . . . 5 ⊢ 4 = (2 + 2) |
| 5 | 4 | oveq2i 7451 | . . . 4 ⊢ (3 · 4) = (3 · (2 + 2)) |
| 6 | 3cn 12448 | . . . . 5 ⊢ 3 ∈ ℂ | |
| 7 | 2cn 12442 | . . . . 5 ⊢ 2 ∈ ℂ | |
| 8 | 6, 7, 7 | adddii 11345 | . . . 4 ⊢ (3 · (2 + 2)) = ((3 · 2) + (3 · 2)) |
| 9 | 3t2e6 12532 | . . . . 5 ⊢ (3 · 2) = 6 | |
| 10 | 9, 9 | oveq12i 7452 | . . . 4 ⊢ ((3 · 2) + (3 · 2)) = (6 + 6) |
| 11 | 5, 8, 10 | 3eqtri 2790 | . . 3 ⊢ (3 · 4) = (6 + 6) |
| 12 | 2, 11 | oveq12i 7452 | . 2 ⊢ ((2 · 6) − (3 · 4)) = ((6 + 6) − (6 + 6)) |
| 13 | 1, 1 | addcli 11339 | . . 3 ⊢ (6 + 6) ∈ ℂ |
| 14 | 13 | subidi 11653 | . 2 ⊢ ((6 + 6) − (6 + 6)) = 0 |
| 15 | 12, 14 | eqtri 2786 | 1 ⊢ ((2 · 6) − (3 · 4)) = 0 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1570 (class class class)co 7440 0cc0 11224 + caddc 11227 · cmul 11229 − cmin 11565 2c2 12421 3c3 12422 4c4 12423 6c6 12425 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-sep 5252 ax-nul 5263 ax-pow 5331 ax-pr 5395 ax-un 7772 ax-resscn 11281 ax-1cn 11282 ax-icn 11283 ax-addcl 11284 ax-addrcl 11285 ax-mulcl 11286 ax-mulrcl 11287 ax-mulcom 11288 ax-addass 11289 ax-mulass 11290 ax-distr 11291 ax-i2m1 11292 ax-1ne0 11293 ax-1rid 11294 ax-rnegex 11295 ax-rrecex 11296 ax-cnre 11297 ax-pre-lttri 11298 ax-pre-lttrn 11299 ax-pre-ltadd 11300 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-br 5107 df-opab 5171 df-mpt 5190 df-id 5550 df-po 5563 df-so 5564 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-iota 6509 df-fun 6557 df-fn 6558 df-f 6559 df-f1 6560 df-fo 6561 df-f1o 6562 df-fv 6563 df-riota 7397 df-ov 7443 df-oprab 7444 df-mpo 7445 df-er 8742 df-en 8999 df-dom 9000 df-sdom 9001 df-pnf 11369 df-mnf 11370 df-ltxr 11372 df-sub 11567 df-2 12429 df-3 12430 df-4 12431 df-5 12432 df-6 12433 |
| This theorem is used by: zlmodzxzequa 49811 zlmodzxzequap 49814 |
| Copyright terms: Public domain | W3C validator |