1mark 2019 ACS CA1 P6 P6 / ACS / 2019 / CA1 – Q01 [1 mark] Question: Simplify 5a – 10 – 2a + 15. Solution: Similar Posts P6 / Maris Stella / 2019 / SA1 / Paper 2 – Full Paper Solution P6 / Rosyth / 2019 / SA1 / Paper 2 – Q13 [4 marks]