Some Facts About Graphs of Linear Equations in Two Variables

Develop another way to find the equation of a line. The lesson introduces the procedure to find the equation of a line given two points on the line. Pupils determine the two points from the graph of the line.

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CCSS: Designed
Additional Tags
Instructional Ideas
  • Conduct a lesson on going from point-slope form to either standard form or slope-intercept form
Classroom Considerations
  • Class members should be able to read the coordinates from a graphed point
  • The standard 8.F.B.4 might be a better fit for the lesson
  • The 22nd lesson of 33
Pros
  • The discussion section includes sample responses
  • Handout materials include the lesson summary
Cons
  • None
Common Core