a) (x-152)*59 = 6018x - 152 = 6018/59x - 152 = 102x = 102 + 152x = 254
Ответ: x = 254
в) (30142+z)/876 = 4930142 + z = 49*87630142 + z = 42804z = 42804 - 30142z = 12662
Ответ: z = 12662
г) 13x + 15x - 24 = 6028x - 24 = 6028x = 60 + 2428x = 84x = 84/28x = 3
Ответ: x = 3
a) (x-152)*59 = 6018
x - 152 = 6018/59
x - 152 = 102
x = 102 + 152
x = 254
Ответ: x = 254
в) (30142+z)/876 = 49
30142 + z = 49*876
30142 + z = 42804
z = 42804 - 30142
z = 12662
Ответ: z = 12662
г) 13x + 15x - 24 = 60
28x - 24 = 60
28x = 60 + 24
28x = 84
x = 84/28
x = 3
Ответ: x = 3