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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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