Year 8

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## Lesson details

### Key learning points

- In this lesson, we will explore the general form of the equation of a line.

### Licence

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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### 5 Questions

Q1.

What is the gradient of the orange line?

1

1.5

2

Q2.

What is the gradient of the green line?

1

2

4

Q3.

What is the gradient of the purple line?

-2

1

2

Q4.

Which of the following is parallel to y = 3x - 1?

y = 2x + 1

y = 4x + 1

y = x + 3

Q5.

What is the gradient of the line passing through the points (4,5) and (6,9)?

1

3

4

### 5 Questions

Q1.

What is the gradient of the line y = 2x + 7?

3

5

7

Q2.

What is the coordinate of the y-intercept for the line y = 2x + 7?

(0,2)

(7,0)

(7,7)

Q3.

What is the gradient of the line y = 5 - 2x?

0

2

5

Q4.

A line has a gradient of 3 and goes through the point (0,7). What is the equation of the line?

y = 3x

y = 7x

y = 7x + 3

Q5.

John says the line y = 2x + 3 goes through the point (2,3). Is he correct?

yes