The easiest way to do it is graph it and count.
Nicks rate is 7 yards per second.
Answer:
it is 15
Step-by-step explanation:
it just is cause i am that good
You subtract 6 every time. So, there are already 3 terms, so we need to find the next 19. We can do 19x6, which equals 114. Then subtract 114 from 7, which is -107.
So, the 22nd term will be -107. Hope this helps :)