Answer:
(a) 7
(b) -8 / 8
(c) 8 / 8
Step-by-step explanation:
(a)
7 because the number of places it takes to get from 1 to -7 is 7.
----
(b)
-7 - 1 =
-7 + (-1) =
-8
--
1 - (-7) =
1 + 7 =
8
----
(c)
|-7 -1| = 8
|1-(-7)| = 8
Hope this helped! Comment wether it does or not. :)
