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Ответ

Автор - jekadva

Ответ:

Пошаговое объяснение:

(3x+1)(8x-7)-(4x-1)(6x-3)=15


24x² - 21x + 8x - 7 - 24x² + 12x + 6x - 3 = 15


5x - 10 = 15


5x = 15 + 10


5x = 25


x = 25 : 5


x = 5

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