Respuesta:
3/2
Explicación paso a paso:
12 = 3x . a
4 = x . a
4x² - 1 = 2x. a
4x² - 1 = 8
4x² = 9
x² = 9/4
x = 3/2
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Respuesta:
3/2
Explicación paso a paso:
12 = 3x . a
4 = x . a
4x² - 1 = 2x. a
4x² - 1 = 8
4x² = 9
x² = 9/4
x = 3/2