Which distance measures 5 units?
w
-8 -7 -6 -5
+ +
4 -3 -2 -1
+
0
+
1
+
2
+
3
+
4
+
5
+
6
+
7
8
the distance between points wand x
the distance between points x and y
the distance between points x and z
the distance between points y and z