(n - 17274) * (118 + 714 : 7) = 126500
(n - 17274) * (118 + 102) = 126500
n - 17274 = 126500 : (118 + 102)
n - 17274 = 126500 : 220
n - 17274 = 575
n = 575 + 17274
n = 17849
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Проверка: (17849 - 17274) * (118 + 102) = 126500
575 * 220 = 126500
126500 = 126500