A child's meal at a restaurant costs £m\text{£}m£m. An adult's meal costs £7\text{£}7£7 more than a child's meal.
Write an expression for the price, in pounds, of an adult's meal.
Write an expression for the total cost of one adult's meal and two child's meals.
64 exam-style questions on WJEC GCSE Maths Writing an Expression. Each one has a worked solution and a mark scheme showing where the marks go.