1mark 2020 Nan Hua P6 Paper1 SA2 P6 / Nan Hua / 2020 / SA2 Prelims / Paper 1 – Q07 [1 mark] Question: Simplify 15 + 8p – 10 + 5p Solution: Similar Posts P6 / ACS / 2020 / SA2 Prelims / Paper 1 – Full Paper Solution P6 / Maris Stella / 2020 / SA2 Prelims / Paper 2 – Q14 [4 marks]