Instructional Activity# Five Does Not Equal Seven

Lesson 14. Unit 4. Grade 8 Open Up Resources

Open Up Resources15 min(s)

This Instructional Activity is a part of the Lesson 14, Unit 4, Grade 8. In this activity, students are asked to make sense of Tyler's justification for the number of solutions to the system of equations. This activity continues the thread of reasoning about the structure of an equation and the focus should be on what, specifically, in the equations students think Tyler sees that makes him believe the system has no solutions.