Answer:
19
Step-by-step explanation:
Difference between one end point and mid point
= 27 - 23 = 4
Other endpoint = 23 - 4 = 19
51
75 - 67 = 8
67 - 59 = 8
The difference between terms is 8
To find the next term take 59 -8
59-8 = 51
Check 51 -8 = 43 so we are correct
C
Concept: Piece values