Maths

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Combining algebraic relationships

In this lesson, we will learn to use equivalence to combine algebraic relationships.

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.

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.Fill in the gaps: The "n" in the nth term represents the ____.

1/5

Q2.Which sequence is formed as a result of adding -3n + 11 and 2n + 1 together?

2/5

Q3.Which sequence is formed as a result of subtracting 2n + 11 from -3n + 11?

3/5

Q4.Which sequence is formed as a result of adding "4, 9, 14, 19, ..." and "12, 8, 4, 0, ..." together?

4/5

Q5.Which sequence is formed as a result of subtracting "4, 9, 14, 19, ..." from "12, 8, 4, 0, ..."?

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.

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.Fill in the gaps: The "n" in the nth term represents the ____.

1/5

Q2.Which sequence is formed as a result of adding -3n + 11 and 2n + 1 together?

2/5

Q3.Which sequence is formed as a result of subtracting 2n + 11 from -3n + 11?

3/5

Q4.Which sequence is formed as a result of adding "4, 9, 14, 19, ..." and "12, 8, 4, 0, ..." together?

4/5

Q5.Which sequence is formed as a result of subtracting "4, 9, 14, 19, ..." from "12, 8, 4, 0, ..."?

5/5

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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.

Quiz:

Combining algebraic relationships quiz

Show what you've learnt!

Q1.Look at the picture below and then fill in the gap: If the same expression is __________ to two equal quantities, then the two resulting expressions will be equal.

1/5

Q2.Look at the picture below and then fill in the gap: If the same expression is ___________ from two equal quantities, then the two resulting expressions will be equal.

2/5

Q3.Look at the picture below and then fill in the gap: If two equal expressions are both _____________ by the same quantity, then the two resulting expressions will be equal.

3/5

Q4.Look at the picture below and then fill in the gap: If two equal expressions are both __________ by the same quantity, then the two resulting expressions will be equal.

4/5

Q5.If 𝑥 + 𝑦 = 100, then what is the value of 2𝑥 + 2𝑦 - 20?

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.

Quiz:

Combining algebraic relationships quiz

Show what you've learnt!

Q1.Look at the picture below and then fill in the gap: If the same expression is __________ to two equal quantities, then the two resulting expressions will be equal.

1/5

Q2.Look at the picture below and then fill in the gap: If the same expression is ___________ from two equal quantities, then the two resulting expressions will be equal.

2/5

Q3.Look at the picture below and then fill in the gap: If two equal expressions are both _____________ by the same quantity, then the two resulting expressions will be equal.

3/5

Q4.Look at the picture below and then fill in the gap: If two equal expressions are both __________ by the same quantity, then the two resulting expressions will be equal.

4/5

Q5.If 𝑥 + 𝑦 = 100, then what is the value of 2𝑥 + 2𝑦 - 20?

5/5

Lesson summary: Combining algebraic relationships

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