Question

Write down the next term in each of these sequences. a) 19, 15, 11, 7, 3,​

Answer 1

-1

Explanation:

Find the difference of each sequence

19 - 15 = 4

15 - 11 = 4

11 - 7 = 4

7- 3 = 4

3 - ? = 4

Subtract 4 from the 3

3 - 4 = -1

Therefore, the next term is -1