Ответ:
Пошаговое объяснение:
1086
1. -12 - 15m + 18n
2. 2.8t - 0.2z + 5y
3. -0.31x + 0.78y - 0.96
4. -1.05xp + 0.9yp - 0.75zp
1088
1. 9.38 + 10 - 5.38 = 14
2. 2.67 - 8.04 + 7.33 = 1.96
3. 4.3 + 9.2 - 4.3 + 3.8 = 13
4. 3.98 - 7.36 - 5.98 + 10.36 = 1
1090
1. -a + b - b = -a
2. - c + c - d = -d
3. -2.7 + a - a + 1.8 = - 0.9
4. 6.2 - a - b - a + b - 10.9 = -2a - 4.7