Answer:

d.15 is the answer

Step-by-step explanation:

(6÷3)=2

12-2=10

10+5= 15

Answer:

D

Step-by-step explanation:

Divide 6 and 3 so the answer is 2 then minus 2 to 12

so the answer is 10 then add 10 to 5 so the answer is 15