The tables of ordered pairs represent some points on the

graphs of lines f and g. Which system of equations represents lines f and g?
Line f

2
7

10.5
7
15.75
11
22.75
Line g

-3
4
-2
0
1
-12

-24

The system of equations representing lines f and g is:

Line f: y = 0.75x + 5
Line g: y = -6x - 6