Hi there!
The answer is D. 21, 25, 29
The arithmetic sequence has a pattern of +4. From 17 you add 4, resulting to 21 and you continue.
Hope this helps !
Answer:
3y+30
Step-by-step explanation:
I believe the answer would be B, good luck
(6,-7)
This is because if the midpoint to one endpoint goes right 1 and up 5, then the other endpoint will be left 1 and down 5