Реши уравнения:
75 − x = 15
x + 9 = 54
x − 38 = 42
56 − x = 19
25 + x = 73
x − 14 = 27
75 − x = 15
x = 75 − 15
x = 60
x + 9 = 54
x = 54 − 9
x = 45
x − 38 = 42
x = 42 + 38
x = 80
56 − x = 19
x = 56 − 19
x = 37
25 + x = 73
x = 73 − 25
x = 48
x − 14 = 27
x = 27 + 14
x = 41