Linear equations and systems
One-step equations, Solve linear equations in one variable, Solve linear inequalities in one variable, Linear equations with one, no or infinitely many solutions, Solve a formula for a variable, Linear equations in two variables and their graphs, Solve systems of linear equations by substitution, Solve systems of linear equations by elimination, Systems with one, no or infinitely many solutions, Linear inequalities and systems of inequalities in two variables, Defining quantities and variables for a model, Absolute value equations and inequalities
Equations, inequalities, systems, absolute value
Practice
Lessons, in order
- 1. One-step equations
- 2. Solve linear equations in one variable
- 3. Solve linear inequalities in one variable
- 4. Linear equations with one, no or infinitely many solutions
- 5. Solve a formula for a variable
- 6. Linear equations in two variables and their graphs
- 7. Solve systems of linear equations by substitution
- 8. Solve systems of linear equations by elimination
- 9. Systems with one, no or infinitely many solutions
- 10. Linear inequalities and systems of inequalities in two variables
- 11. Defining quantities and variables for a model
- 12. Absolute value equations and inequalities