x = 405
11x - 6x + 17 = 2042
5x = 2042 - 17
5x = 2025
x = 2025 : 5
11 * 405 - 6 * 405 + 17 = 2042
4455 - 2430 + 17 = 2042
2025 + 17 = 2042
2042 = 2042 - верно.
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Ответ:
x = 405
Пошаговое объяснение:
11x - 6x + 17 = 2042
5x = 2042 - 17
5x = 2025
x = 2025 : 5
x = 405
Проверка:
11 * 405 - 6 * 405 + 17 = 2042
4455 - 2430 + 17 = 2042
2025 + 17 = 2042
2042 = 2042 - верно.