[1] See attached
-> Blue line
[2] See attached
-> Red line
[3] See attached
-> Green line
Please click the attached graphs to enlarge,
I have explained in the images.
-> I have also attached my "slope-intercept cheat sheet" as well
Have a nice day!
I hope this is what you are looking for, but if not - comment! I will edit and update my answer accordingly.
- Heather