In a charity fitness challenge, participants earn points based on the distance they travel:
A participant runs r r\,r kilometers, cycles c c\,c kilometers and walks w w\,w kilometers.
Write an expression for the total number of points the participant earns.
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.