Respuesta :

Answer:

x=3

Step-by-step explanation:

Use distributive property and order of operations.  

3x-12=-3

3x=9

x=3

haleybug92
The answer is three bc you have to do distributive property and you will get 3x-12=-3 then you add 12 to -3 and it will become 9 then you divide 9 and 3 and get 3