Respuesta:
3x² - 7x-180=0
3x²+20x -27x-180=0
Factorizar
x (3x+20) - 9(3x+20) = 0
(3x+20) (x - 9) = 0
3x + 20 = 0
X-9=0
X1=-20/3 X2 = 9
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Respuesta:
3x² - 7x-180=0
3x²+20x -27x-180=0
Factorizar
x (3x+20) - 9(3x+20) = 0
(3x+20) (x - 9) = 0
3x + 20 = 0
X-9=0
X1=-20/3 X2 = 9