Answer:
The first value in the sequence 55 - 3 n is 52, this is follow by 49 and then 46. The numbers in the sequence decrease by 3 each time the nth term increases.
Explanation:
1 st number = 55 - (3 x 1) = 52
2nd = 55 - (3 x 2) = 49
3rd = 55 - (3 x 3) = 46