Answer:
A.
x + 2 + 12
Step-by-step explanation:
Thomas (t) = Andrew (x) * 2 + 12

Hope you could get an idea from here.
Doubt clarification - use comment section.
Answer:
4) C
5) C
Step-by-step explanation:
16 Chairs!
I just answered this question yesterday so I know that its 16.