A linear function  y = ax + b Student activity Play

Coordinates of points Animation Play

Drawing a graph of the function Animation Play

Finding the equation of a line Whiteboard exercise Play

From the equation to the graph Student activity Play

From the graph to the equation Student activity Play

Gradient of a line Student activity Play

Gradient of a line Whiteboard exercise Play

Graph of a function  y = ax Student activity Play

Graph of a function  y = ax,  for any  a Student activity Play

How much does it cost? Student activity Play

Linear functions and their graphs in real life Whiteboard presentation Play

Linear functions and their graphs in real life Class activity Play

Linear function  y = ax  and its graph for  a > 0 Student activity Play

On the steep road Game Play

Reach the star Game Play

Reading graphs of linear functions Whiteboard presentation Play

Reading graphs of linear functions Class activity Play

Solving equations using graphs Class activity Play

Solving equations using graphs Whiteboard presentation Play

The coordinates of the marked points Whiteboard exercise Play

The equation of the line Whiteboard exercise Play

The formula and the graph Student activity Play

The function  y = 2x Animation Play

The function  y = 2x + 1 Animation Play