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# Find the equation of a straight line through two given points

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## Lesson details

### Key learning points

1. In this lesson, we will investigate how to calculate the equation of a line, given two pairs of coordinates that the line passes through.

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This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

## Video

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## Worksheet

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## Starter quiz

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### 4 Questions

Q1.
1. Which of these lines is parallel to y = −2𝑥 + 5?
A
B
D
Q2.
2. Which of these lines is parallel to y = −2𝑥 + 5 and passes through (3, 2)?
A
C
D
Q3.
3. Which of these lines is parallel to 4y = 6𝑥 + 9?
A
B
D
Q4.
4. Which of these lines is parallel to 4y = 6𝑥 + 9 and passes through (8, 5)?
B
C
D

## Exit quiz

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### 4 Questions

Q1.
What is the equation of the line passing through A and B?
A
B
C
Q2.
What is the equation of the line passing through (2, 5) and (4, 11)?
A
B
D
Q3.
What is the equation of the line passing through (4, -5) and (2, 1)?
B
C
D
Q4.
Which of these coordinates is on the line which passes through (3, -7) and (-1, 1)?
A