1. Write a rule for the sequence 5, -4, -13, -22...

A. Start with -9 and add 5 repeatedly
B. Start with 9 and add 5 repeatedly
C. Start with 5 and subtract -9 repeatedly
D. Start 5 and add -9 repeatedly

C. Start with 5 and subtract -9 repeatedly

The sequence is decreasing by 9 repeatedly. The rule for the sequence is to start with 5 and subtract 9 repeatedly. So, the answer is C.