# Write the equation of a straight line if parallel to a line and passing through (0,n)

In this lesson, we will investigate how to calculate the equation of a straight line that is parallel to an existing line, and passes through a known point on the y-axis.

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# Intro quiz - Recap from previous lesson

Before we start this lesson, letβs see what you can remember from this topic. Hereβs a quick quiz!

Q1.1) Which of these equations of a line is parallel to y = 5xβ 8?

1/3

Q2.2) Which of these equations of the line is parallel to y = 3x + 5 and passes through (0, 2).

2/3

Q3.3) Which of these equations of the line is parallel to x + y = 8 and passes through (0, -4).

3/3

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# Intro quiz - Recap from previous lesson

Before we start this lesson, letβs see what you can remember from this topic. Hereβs a quick quiz!

Q1.1) Which of these equations of a line is parallel to y = 5xβ 8?

1/3

Q2.2) Which of these equations of the line is parallel to y = 3x + 5 and passes through (0, 2).

2/3

Q3.3) Which of these equations of the line is parallel to x + y = 8 and passes through (0, -4).

3/3

# 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"
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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 βResume Videoβ 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 βNextβ below.

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# Write the equation of a straight line if parallel to a line and passing through (0,n)

Write the equation of a straight line if parallel to a line and passing through (0,n)

Q1.Which of these lines is parallel to y = 3π₯ + 4?

1/4

Q2.Which of these lines is parallel to y = 3π₯ + 4 and passes through (0, 8)?

2/4

Q3.Which of these lines is parallel to 2y = β6π₯ + 2?

3/4

Q4.Which of these lines is parallel to 2y = β6π₯ + 4 and passes through (0, 1)?

4/4

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# Write the equation of a straight line if parallel to a line and passing through (0,n)

Write the equation of a straight line if parallel to a line and passing through (0,n)

Q1.Which of these lines is parallel to y = 3π₯ + 4?

1/4

Q2.Which of these lines is parallel to y = 3π₯ + 4 and passes through (0, 8)?

2/4

Q3.Which of these lines is parallel to 2y = β6π₯ + 2?

3/4

Q4.Which of these lines is parallel to 2y = β6π₯ + 4 and passes through (0, 1)?

4/4

# Lesson summary: Write the equation of a straight line if parallel to a line and passing through (0,n)

## Time to move!

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

For 5 mins...

Move around:
Jog

On the spot:
Chair yoga