not too sure about this, can anyone help?

Not Too Sure About This Can Anyone Help class=

Answer :

Answer:

Step-by-step explanation:

Yeah, the answer is 12. Well done.

Have a nice day! :D

Answer:

13

Step-by-step explanation:

A Y= 5

B Y= 7

A X= 5

B Z= 7

15-7= 8 so CZ=8

X C=8

So A X+X C= 13 b/c 5 + 8= 13

AC= 13

i don't know this is a guess b/c i actually don't know. It kinda of makes sense to me i don't know.