Answer:
Step-by-step explanation:

What do you have to do with the following pattern? Please explain
4 because 26+4 is equal to 30
What is the graphed data? Mean is usually the best guess but I would have to see the graph to know
1.) 19.241-66.6
Subtract
Final Answer: -47.359
2.) 26.125-7.05
Subtract
Final Answer: 19.075