The solution of an equation with two variables Animation Play

The solution of the equation Student activity Play

The solution of the equation Whiteboard exercise Play

The solution set of the linear equations Whiteboard exercise Play

The solutions of a quadratic equation Whiteboard exercise Play

The specified variable the subject of the equation Whiteboard exercise Play

The speed equation triangle Student activity Play

The speed equation triangle Animation Play

The speed equation triangle Illustration Play

The speed of runners Animation Play

The standard and the general form of the equation of a straight line Animation Play

The standard equation of the straight line Animation Play

The standard form of the equation of a straight line Whiteboard exercise Play

The standard form of the equation of a straight line Student activity Play

The state equation Animation Play

The successive steps in balancing redox half-equations Whiteboard exercise Play

The Superb Sandwich Company Animation Play

The test-point method Student activity Play

The thermite reaction Slideshow Play

The unknown on both sides of the equation Whiteboard exercise Play

The unknown on both sides of the equation Student activity Play

The unknown on one side of the equation Whiteboard exercise Play

The unknown on one side of the equation Student activity Play

The unknown on one side of the equation – more difficult problems Student activity Play

The unknowns Whiteboard exercise Play