Answer:
A.58.81
Step-by-step explanation:
x = number of parties attended
y = number of text messages sent
The residual is the difference between the actual number of text messages sent (200) and the number of texts predicted by the regression model:

The residual is:

The answer is alternative A.58.81
Answer:
Solution: 
Step-by-step explanation:
System of equation:
Using substitution method.
substitute into
(combine like term)
(Addition property of equality)
(division property of equality)
(Taking square root)
Substitute x into
Solution: 
Now cross check the solution using graph.
Please find attachment for graph.
Answer:
I like cheese
Step-by-step explanation:Milk and chees
3283.5 i think increased means more so i just added them together
Answer:
w=9
Step-by-step explanation: