Question 1. [6 marks]
Solve the following equations:
- a) y = 2y – 3 [1 mark]
- b) 2x + 3 = 3x -2 [1 mark]
- c) 0.5 x – 4 = x + 0.5 [1 mark]
- d) 3a + 4 = 2a – 1 [1 mark]
Question 2.
Make x the subject of the equation:
- a) x + 2 = 2 – 4y
- b) 0.5x + 2 = 3 – y
Question 3.
Simplify the following expressions
- a) 3y + 4y – 2x + 3x2 [1 mark]
- b) x(3x + 4y) + 3 [1 mark]