Решите уравнения. x + 18 = 65
49 - x = 21
72 + x = 117
82 - x = 42
x + 54 = 96
172 - x = 63
x - 217 = 53
x - 72 = 138
x - 153 = 42
49 - x = 21
72 + x = 117
82 - x = 42
x + 54 = 96
172 - x = 63
x - 217 = 53
x - 72 = 138
x - 153 = 42
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