Answer:
21
Step-by-step explanation: 10+10+1=21
It is not periodic. A periodic dataset is a dataset that repeats the same pattern over time.
New Orleans
Indio
Death Vally
Denver
Wenzuan
Answer:
12x-4
Step-by-step explanation:
15x*
5/4=12x
-5*4/5=4
Add the two together and you get
12x-4