Foundation June 2019 Paper 1R Q8
8
(a) Simplify \(\quad a + a + a + a\) (1)
(b) Simplify \(\quad 3c \times 5c\) (1)
(c) Simplify \(\quad 3e + 7g + 5e - 4g\) (2)
(d) Solve \(\quad x - 9 = 14\) (1)
(e) Factorise \(\quad 5y + 15\) (1)
(f) Make \(y\) the subject of \(\;H = 3y - w\) (2)
| Scheme | Marks |
|---|---|
| \(4a\) | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| \(15c^2\) | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| \(8e + 3g\) | B2 |
| (2) |
Notes
B2: B1 for \(8e\) or \(3g\) seen
| Scheme | Marks |
|---|---|
| 23 | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| \(5(y + 3)\) | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| \(H + w = 3y\) or \(-H - w = -3y\) or \(\dfrac{H}{3} = y - \dfrac{w}{3}\) | M1 |
| \(y = \dfrac{H + w}{3}\) | A1 |
| (2) | |
| (8 marks) |
Notes
A1: oe e.g. \(y = \dfrac{-H - w}{-3}\), \(y = \dfrac{H}{3} + \dfrac{w}{3}\)