Points of Intersection

Prerequisite Knowledge 

To understand how lines on a graph can be represented by Cartesian equations

To be able to plot linear graphs from their equations using tables of coordinates

To be able to solve linear equations with the unknown variable on both sides of the equation

Learning Objective

To be able to work out the point of intersection given two linear graphs by solving a pair of simultaneous equations using substitution.

Key Vocabulary and Knowledge 

Intersect

Equation

Substitution

Resources:

PPT

Print out axes for students from Slide 12