Manipulating equations and inequalities

In this lesson, we will continue to investigate the relationships between inequalities and equations. We determine truth statements based upon a given inequality.

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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.Given that x > y, is the following inequality always, sometimes or never true? x + 2 > y + 2

1/3

Q2.Given that x > y, is the following inequality always, sometimes or never true? y > x + 5

2/3

Q3.Given that x > y, is the following inequality always, sometimes or never true? 2x > y + 4

3/3

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.

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

Q1.Given that x > y, is the following inequality always, sometimes or never true? x + 2 > y + 2

1/3

Q2.Given that x > y, is the following inequality always, sometimes or never true? y > x + 5

2/3

Q3.Given that x > y, is the following inequality always, sometimes or never true? 2x > y + 4

3/3

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.

Unit quizzes are being retired in August 2023

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

Manipulating equations and inequalities

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

Q1.Solve the equation 2x - 11 = 21

1/4

Q2.Solve the inequality 2x - 11 ≤ 21

2/4

Q3.If 2x - 11 = 21, which of the following is also true? Select one.

3/4

Q4.If a + b = 10 , which of the following is also always true? Select one.

4/4

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.

Unit quizzes are being retired in August 2023

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

Manipulating equations and inequalities

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

Q1.Solve the equation 2x - 11 = 21

1/4

Q2.Solve the inequality 2x - 11 ≤ 21

2/4

Q3.If 2x - 11 = 21, which of the following is also true? Select one.

3/4

Q4.If a + b = 10 , which of the following is also always true? Select one.

4/4

Lesson summary: Manipulating equations and inequalities

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Time to move!

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This was the final lesson in the unit Forming and solving inequalities.

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