Answer:
D
Step-by-step explanation: A filled bubble means that it is equal to and whichever way the arrow is point represents whether the answer is greater than or less than.
Answer:
C
Step-by-step explanation:
12 + 3x
12 + 3(20)
12 + 60
72
Answer:

Step-by-step explanation:

Hope this helps!
Answer:
30q or 30
Step-by-step explanation:
Answer:
its 8, so insert to forms of 8!!! so a and c!
Step-by-step explanation: