SOMEONE PLEASE HELP ME ON NUMBER 3 PLEASSEEEE!!!

Answer:
Colinear Points: F, B, D
Linear Points: A, B, C
Step-by-step explanation:
1. Line l can be named as line FBD
2. B and C
3. Colinear:-A,B,C
No-Colinear:-F,B,C
4. 6
5. DE = 13
2 + 2x - 3 = 13
2x - 1 = 13
2x = 12
x = 12/2
x = 6