Lesson 27: Nature Students must Exercises 1-3, 4 Exercise 5, 6 1-3 2 Days of solutions of a know if a system of (Hint: use system of linear equations has one Example 1, 2 substitution, equations unique solution, no not solution, or elimination) infinitely many solutions. Lesson 28: Elimination Examples Problem set 1, 2 2 Days Another method, rational 1, 2 2, 4, 9, 10 Computational number properties Method of Solving using substitution Exercise 1 a Linear System to solve a system of linear equations. Lesson 29: Word Writing and solving Problems linear equation SKIP system word problems using substitution and elimination methods Lesson 30: A real world Conversion application of linear between Celsius equations. and Fahrenheit SKIP
Lesson 27: Nature of solutions of a system of linear equations Students must know if a system of equations has one unique solution, no solution, or infinitely many solutions. Exercises 1-3, 4 Example 1, 2 Exercise 5, 6 1-3 (Hint: use substitution, not elimination) 2 Days Lesson 28: Another Computational Method of Solving a Linear System Elimination method, rational number properties using substitution to solve a system of linear equations. Examples 1, 2 Exercise 1 Problem set 2, 4, 9, 10 1, 2 2 Days Lesson 29: Word Problems SKIP Writing and solving linear equation system word problems using substitution and elimination methods Lesson 30: Conversion between Celsius and Fahrenheit SKIP A real world application of linear equations.