Ответ:
Решение:
a) (101 + m) – 26 = 101 + m - 26 = 101 - 26 + m = 75 + m
б) 199 + n – 26 = 199 - 26 + n = 173 + n
в) b + 211 – 39 = b + 172
г) a – 40 + 160 = a + 120
д) (41 – k) + 39 = 41 - k + 39 = 80 - k
e) x - 23 + 42 = x + 19
a) (101 + m) – 26 = 101 + m - 26 = 101 - 26 + m = 75 + m
б) 199 + n – 26 = 199 - 26 + n = 173 + n
в) b + 211 – 39 = b + 172
г) a – 40 + 160 = a + 120
д) (41 – k) + 39 = 41 - k + 39 = 80 - k
e) x - 23 + 42 = x + 19