# 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.

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

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

Click on the play button to start the video. If your teacher asks you to pause the video and look at the worksheet you should:

• Click "Close Video"
• Click "Next" to view the activity

Your video will re-appear on the next page, and will stay paused in the right place.

# Worksheet

These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. If you are asked to add answers to the slides, first download or print out the worksheet. Once you have finished all the tasks, click ‘Next’ below.

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

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

## Time to move!

Did you know that exercise helps your concentration and ability to learn?

For 5 mins...

Move around:
Climb stairs

On the spot:
Chair yoga