# Solving simultaneous equations

In this lesson, we will solve a word simultaneous equation. We will then interpret the problem and create two equations from it and model a solution.

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

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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.If p+6=11, what is the value of p?

1/5

Q2.If p=11 and p+q=20. What is the value of q?

2/5

Q3.If q=5 and p+2q=10. Find the value of p.

3/5

Q4.If p+1=6 and p+q+1=7, what is the value of q?

4/5

Q5.If p+q=11 and 2p+q=1, what is the value of 3p+2q?

5/5

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.If p+6=11, what is the value of p?

1/5

Q2.If p=11 and p+q=20. What is the value of q?

2/5

Q3.If q=5 and p+2q=10. Find the value of p.

3/5

Q4.If p+1=6 and p+q+1=7, what is the value of q?

4/5

Q5.If p+q=11 and 2p+q=1, what is the value of 3p+2q?

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.

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:

# Finding two unknowns from simultaneous equations.

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

Q1.The cost of 1 protractor is 30 pence. If I spent £2.70, how many did I buy?

1/5

Q2.A compass costs 50 pence. 8 protractors and 3 compasses costs £8.70. What is the cost of a protractor?

2/5

Q3.1 compass and 1 protractor costs £1.10. 2 compasses and 1 protractor costs £1.60. What is the cost of a compass?

3/5

Q4.If 10 compasses and 3 protractors cost £4.20. 10 compasses and 6 protractors cost £5.40. Find the cost of 1 protractor.

4/5

Q5.If 10 compasses and 3 protractors cost £4.20. 10 compasses and 6 protractors cost £5.40. Find the cost of 1 compass.

5/5

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:

# Finding two unknowns from simultaneous equations.

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

Q1.The cost of 1 protractor is 30 pence. If I spent £2.70, how many did I buy?

1/5

Q2.A compass costs 50 pence. 8 protractors and 3 compasses costs £8.70. What is the cost of a protractor?

2/5

Q3.1 compass and 1 protractor costs £1.10. 2 compasses and 1 protractor costs £1.60. What is the cost of a compass?

3/5

Q4.If 10 compasses and 3 protractors cost £4.20. 10 compasses and 6 protractors cost £5.40. Find the cost of 1 protractor.

4/5

Q5.If 10 compasses and 3 protractors cost £4.20. 10 compasses and 6 protractors cost £5.40. Find the cost of 1 compass.

5/5

# Lesson summary: Solving simultaneous equations

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## 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:
Dance