Respuesta :

Answer:             [tex]*****************[/tex]

8

Step-by-step explanation:                       [tex]********************[/tex]

x=12-4

x=8

Mental Math! (:

Answered by

[tex]***Rosalind*Cordelia***[/tex]

bmelisa168

Step-by-step explanation:

X + 4 = 12

X + 4 - 4 = 12 - 4

X = 8

That means X is eight