Respuesta :

Answer:

5.34

Step-by-step explanation:

X + 12.66 = 18

-12.66 -12.66

X = 5.34

Answer:

x = 5.34

Step-by-step explanation:

x + 12.66 = 18

x + 12.66 - 12.66 = 18 - 12.66

x = 5.34