1) 7 | 12 | a + 4 | 1 | a = 12; |
13 | 13 |
2) 12 | 13 | m + 18 | 4 | m – 10 | 17 | m = 30 | 17 | m – 10 | 17 | m = 20m. |
15 | 15 | 15 | 15 | 15 |
Завдання №1269
Спрости вираз:
1) 7 | 12 | a + 4 | 1 | a = 12; |
13 | 13 |
2) 12 | 13 | m + 18 | 4 | m – 10 | 17 | m = 30 | 17 | m – 10 | 17 | m = 20m. |
15 | 15 | 15 | 15 | 15 |