Answer:
-54
Step-by-step explanation:
-72+12+6
Answer:
6-
Step-by-step explanation:
Answer:
x = -1 and y = 2 and z = 1
Step-by-step explanation:
This website can help:
https://www.wolframalpha.com/widgets/view.jsp?id=83d5da9f6682ad1b6002473f314c3b4f
Answer:
Step-by-step explanation:
You first have to add all of the numbers in the data set, than you divide by how many numbers are in the data set
