Question

valor de la x? digan​

Answer 1

Respuesta:

$\frac{1}{2} x - 3 = \frac{1}{4}x \\ 4( \frac{1}{2}x - 3 ) = 4 \times \frac{1}{4} x \\ 2x - 12 = x \\ 2x - x = 12 \\ x = 12$