A train takes t t\,t minutes to get from London to Canterbury The same journey by car takes 50 minutes longer.
Write an expression for the amount of time, in minutes, it takes to travel from London to Canterbury by car.
Hence write an expression for the total amount of time, in minutes, it takes to travel from London to Canterbury by train and then by car.
267 exam-style questions on Eduqas GCSE Maths Writing an Expression. Each one has a worked solution and a mark scheme showing where the marks go.