A bus starts its journey with k k\,k passengers. At the first stop, 7 passengers get off the bus.
Write an expression for the number of passengers left on the bus.
Practise Edexcel GCSE Maths Writing an Expression with exam-style questions for Foundation and Higher tier. 64 questions, matched to the Edexcel GCSE Maths (1MA1) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.