Step-by-step explanation:
Use PEMDAS

Answer:
(d)
Step-by-step explanation:
I'm not sure what operation you're using but for example, subtraction and addition are inverse operations and division and multiplication are inverse operations
Answer:
B
Step-by-step explanation:
I guess thy answer shall be b
Answer:
The answer is option B
Step-by-step explanation:
Since 12 is greater than - 6
Hope this helps