Для каждого значения a:
a = 2a - 18 = 20 - 18 = a + 24 = 20 + 24 = 44
a = 3a - 18 = 38 - 18 = 2a + 24 = 38 + 24 = 62
a = 4a - 18 = 42 - 18 = 2a + 24 = 42 + 24 = 66
a = 5a - 18 = 56 - 18 = 3a + 24 = 56 + 24 = 80
Для каждого значения a:
a = 2
a - 18 = 20 - 18 =
a + 24 = 20 + 24 = 44
a = 3
a - 18 = 38 - 18 = 2
a + 24 = 38 + 24 = 62
a = 4
a - 18 = 42 - 18 = 2
a + 24 = 42 + 24 = 66
a = 5
a - 18 = 56 - 18 = 3
a + 24 = 56 + 24 = 80