Question

$3x(x - 2) - 1 = 3(x + 2)(x + 4)$
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Answer 1

Respuesta:

3x(x - 2) - 1 = 3(x + 2)(x + 4)

(3x^2 - 6x) - 1 = 3(x^2 +6x + 8)

3x^2 - 6x -1 = 3x^2 + 18x + 24

-6x - 1 = 18x +24

-24 -1 =18x + 6x

24x = -25

x= - 25/24