Answer: B. 
Step-by-step explanation:
1. By definition, the associative property of addition is:

2. Therefore, if you have the following expression:

You apply the Asociative property of addition by regrouping the numbers as following:

3. Then, you can conclude that the correct option is B.
Answer:
= 11.66 units
Step-by-step explanation:
distance between 2 points (a,b) and (c,d) = 
= 
=
= 11.66 units
The coordinates of C are (3, 2)
The coordinates of D are (4, 1)
Answer:
y
=
7
/4
x
+
11
/4
Step-by-step explanation: