Respuesta:
x = 7 x = -4
Explicación paso a paso:
x² - 3x - 28 = 0
x -7 = -7x
x 4 = 4x
-3x
x - 7 = 0 => x = 7
x + 4 = 0 => x = -4
RPTA: x = 7 x = -4
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Verified answer
Respuesta:
x = 7 x = -4
Explicación paso a paso:
x² - 3x - 28 = 0
x -7 = -7x
x 4 = 4x
-3x
x - 7 = 0 => x = 7
x + 4 = 0 => x = -4
RPTA: x = 7 x = -4