En resumen

45 = 2x + × 45 = 3x 45 / 3 = x 15 = x mujeres = x = 15 hombres = 2x = 30.

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Laura164
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45 = 2x + ×

45 = 3x

45 / 3 = x

15 = x

mujeres = x = 15

hombres = 2x = 30.