Points of intersection

In this lesson, we will learn to identify points of intersection from linear equations as a precursor to solving simultaneous equations graphically.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.In y = 3x + 2, what does the 3 represent?

1/5

Q2.In y = 3x + 2, what does the 2 represent?

2/5

Q3.Which of the following coordinates lies on y = 2x - 4?

3/5

Q4.Which of the following coordinates lies on y = -3x + 1?

4/5

Q5.Why will y = 3x - 5 and y = 3x + 1 NOT intersect?

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.In y = 3x + 2, what does the 3 represent?

1/5

Q2.In y = 3x + 2, what does the 2 represent?

2/5

Q3.Which of the following coordinates lies on y = 2x - 4?

3/5

Q4.Which of the following coordinates lies on y = -3x + 1?

4/5

Q5.Why will y = 3x - 5 and y = 3x + 1 NOT intersect?

5/5

Video

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Worksheet

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This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Points of Intersection Quiz

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.What are the equations of the lines in the graph?

1/5

Q2.Estimate the point of intersection for the lines in the graph.

2/5

Q3.How would you change y = 4x - 2 in order to increase the x-ordinate of the point of intersection?

3/5

Q4.How would you change y = 4x - 2 in order to increase the y-ordinate of the point of intersection?

4/5

Q5.How would you change y = -x - 1 in order to decrease the x-ordinate of the point of intersection?

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Points of Intersection Quiz

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.What are the equations of the lines in the graph?

1/5

Q2.Estimate the point of intersection for the lines in the graph.

2/5

Q3.How would you change y = 4x - 2 in order to increase the x-ordinate of the point of intersection?

3/5

Q4.How would you change y = 4x - 2 in order to increase the y-ordinate of the point of intersection?

4/5

Q5.How would you change y = -x - 1 in order to decrease the x-ordinate of the point of intersection?

5/5

Lesson summary: Points of intersection

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