- Code: Select all
+--------------------+------------------+--------------------+
| 469 478 468 | 1 458 57 | 2 3 89 |
| 3 78 2 | 9 a68 67 | 15 15 4 |
| 49 1 5 | b28 248 3 | 7 6 89 |
+--------------------+------------------+--------------------+
| 7 9 36 | c23 d23-6 1 | 4 8 5 |
| 46 2 346 | 5 7 8 | 136 9 13 |
| 8 5 1 | 4 369 69 | 36 2 7 |
+--------------------+------------------+--------------------+
| 25 3 7 | 6 159 59 | 8 4 12 |
| 1 48 48 | 37 35 2 | 9 57 6 |
| 25 6 9 | 78 158 4 | 135 157 123 |
+--------------------+------------------+--------------------+
(6=8)r2c5 - (8=2)r3c4 - r4c4 = (2)r4c5 => -6 r4c5; ste