Respuesta :

the LCM for this is 3.

Arii3
The multipliers of 9: 9,18,27,36,45,54,63

The multipliers of 12: 12, 24, 36,48,60,72,84

The multipliers of 18: 18,36,54, 72,90,108,126

Therefore, the LCM of 9,12, and 18 is 36