Brainliest if correct

a.

b-

c- 1

d- 2

A.1/3

Step-by-step explanation:

 1  Pick two points on the line and determine their coordinates.

   2 Determine the difference in y-coordinates of these two points (rise).

   3 Determine the difference in x-coordinates for these two points (run).

 4 Divide the difference in y-coordinates by the difference in x-coordinates (rise/run or slope).

days of the week

step-by-step explanation:

javier earned more money then kyle, so that won't always be a constant term, but the days of the week do not change so that term is always constant.

edit: i meant