David has some sweets. Emily has twice as many sweets as David. Fiona has 7 more sweets than Emily. Collectively they have 37 sweets.
How many sweets does Fiona have?
Practise Edexcel GCSE Maths Forming and Solving Equations with exam-style questions for Foundation and Higher tier. 78 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.