Respuesta :
Answer:
15
Step-by-step explanation:
you do parenthesis first
9-6=3 then add 3 to 12
3+12=15
That would be 15
Because you would do 9-6 first which gives you 3
Then you do 3+12 = 15
Because you would do 9-6 first which gives you 3
Then you do 3+12 = 15