This is one of the photos I used to answer, I’m going to send the second one
.Answer: C
Step-by-step explanation:
4.5+p would be the full length of 18 since it is sharing the total length.
<u>Let's solve this problem step-by-step</u>:

<u>Thus v = 14</u>
<u />
<u>Answer: v= 14</u>
<u></u>
Hope that helps!
135
with math any absolute number cant be negative so you just make it positive