(x - 4)(x - 5) - 2x(x - 6) = x² - 5x - 4x + 20 - 2x² + 12x = - x² + 3x + 20
Ответ:
х^2–9х+20–2х^2+12х=–х^2+3х+20
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Verified answer
(x - 4)(x - 5) - 2x(x - 6) = x² - 5x - 4x + 20 - 2x² + 12x = - x² + 3x + 20
Ответ:
х^2–9х+20–2х^2+12х=–х^2+3х+20