Buying a ticket Whiteboard exercise Play

Buying a ticket Student activity Play

Changing the subject of the formula Student activity Play

Changing the subject of the formula – more complex examples Student activity Play

Composing and solving linear equations Class activity Play

Composing and solving linear equations Whiteboard presentation Play

Congruent figures – solving problems Student activity Play

Congruent triangles – solving problems Student activity Play

Diamonds Whiteboard exercise Play

Emmanuel's and Lena's number Whiteboard exercise Play

Emmanuel's number Animation Play

Equation with two unknowns Whiteboard exercise Play

Equations with brackets Student activity Play

Equations with brackets Whiteboard exercise Play

Equations with brackets Whiteboard exercise Play

Equations with two unknowns Student activity Play

Example of solving a rational equation Animation Play

Example of solving a system of linear equations by elimination Animation Play

Example of solving a system of linear equations by substitution Animation Play

Example of solving a trigonometric equation Animation Play

Example of solving linear inequality with the parameter Animation Play

Examples of quadratic equations Student activity Play

Examples of quadratic equations Whiteboard exercise Play

Forming and solving linear equations Student activity Play

Forming and solving linear equations Animation Play