Evening High School
Class 8
https://www.khanacademy.org/math/algebra/two-variable-linear-inequalities/graphing-inequalities/v/graphing-inequalities
https://www.khanacademy.org/math/algebra-home/alg-two-var-inequalities/alg-graphing-inequalities/v/graphing-inequalities-2

Class 7
https://learnzillion.com/lesson_plans/6106-interpreting-slope-and-y-intercept-in-context
https://learnzillion.com/lesson_plans/6506-interpret-linear-relationships-in-word-problems
https://www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-systems-topic/cc-8th-systems-graphically/v/solving-linear-systems-by-graphing



Class 5
https://www.khanacademy.org/math/algebra-home/alg-linear-eq-func/alg-x-and-y-intercepts/v/graphing-using-x-and-y-intercepts
https://learnzillion.com/lesson_plans/4770#fndtn-lesson
https://learnzillion.com/lesson_plans/4770#fndtn-lesson
https://learnzillion.com/lesson_plans/7844-choose-a-method-for-solving-a-system-of-equations

Practice
http://plaza.ufl.edu/youngdj/applets/graphing2.html
https://www.quia.com/rr/79713.html?AP_rand=1347523823
https://www.quia.com/quiz/892625.html?AP_rand=912853627

Class 3
Warm Up
https://learnzillion.com/resources/72476-interpret-the-equation-y-mx-b-as-defining-a-linear-function
https://learnzillion.com/lesson_plans/4894
http://study.com/academy/lesson/what-is-domain-and-range-in-a-function.html (video and short quiz)

Extra Practice
https://www.mathplanet.com/education/algebra-1/formulating-linear-equations/writing-linear-equations-using-the-slope-intercept-form
http://www.math.com/school/subject2/practice/S2U4L2/S2U4L2Pract.html