140. x + 69 = 91
x = 91 - 69
x = 22
------------------
22+69 = 91
Ответ: 22
141. 5613 - 2123 = 3490
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140. x + 69 = 91
x = 91 - 69
x = 22
------------------
22+69 = 91
Ответ: 22
141. 5613 - 2123 = 3490