1. 19 · 6 + 14 · 6 = 6 · (19 + 14) = 6 · 33 = 198
3. 8 · 13 + 8 · 9 = 8 · (13 + 9) = 8 · 22 = 176
5. 6 · 32 - 6 · 23 = 6 · (32 - 23) = 6 · 9 = 54
7. 27 * 7 - 7 * 19 = 7 * (27 - 19) = 7 * 8 = 56
2. 9 * 7 + 7 * 3 = 7 * (9 + 3) = 7 * 12 = 84
4. 10 * 5 + 5 * 9 = 5 * (10 + 5) = 5 * 15 = 75
6. 15 * 10 - 8 * 10 = 10 * (15 - 10) = 10 * 5 = 50
8. 91 * 17 - 17 * 18 = 17 * (91 - 18) = 17 * 73 = 1241