Students will learn how to algebraically determine the number of solutions for a system of linear equations in two variables.
Number of solutions to a system of equations algebraically by Khan Academy
Number of solutions to a system of equations algebraically by Khan Academy
Next, give your students these challenges:
- Coloured Squares by NRICH
- 2016 Math Kangaroo Levels 7-8 Problem #24 by STEM4all
- How Many Eggs? by NRICH
Conclude by leading this investigation:
Taxi Cab Squares
by MathPickle