Expressions, formulae and equations

Expand 2(n + 10)

1. A2n + 20
2. B2n + 10
3. C12n

Expand 8(2g + 5). What number goes in front of the g?

3(x + 5) expands to 3x + 5.

4 meal deals each have a £5 sandwich and a £2 drink. Work out 4(5 + 2).

Expand 8(6x − 3). What number is subtracted at the end?

Expand 5(n + 5). What is the number on its own at the end?

Expand 3(4g + h − 2)

1. A12g + h − 2
2. B12g + 3h − 6
3. C12g + 3h + 6

Expand 3(x + 5), then work out its value when x = 2.

Expand 6(5x − 3). What number is subtracted at the end?

Expand 2(x − 10)

1. A2x − 10
2. B2x + 20
3. C2x − 20

Expand 3(3g + h − 8)

1. A9g + h − 8
2. B9g + 3h + 24
3. C9g + 3h − 24

3(x + 5) expands to 3x + 15.

Expand 6(3x − 2). What number is subtracted at the end?

Expand 8(n + 8). What is the number on its own at the end?

Expand 6(3g + h − 8)

1. A18g + 6h − 48
2. B18g + h − 8
3. C18g + 6h + 48

Expand 6(x + 2), then work out its value when x = 8.

What does 7(n + 3) mean?

1. A7 × (n + 3)
2. B7 + (n + 3)
3. C7n + 3

Expand 6(x − 8)

1. A6x − 8
2. B6x − 48
3. C6x + 48

Expand 7(4g + 5). What number goes in front of the g?

6(x + 9) expands to 6x + 54.