Derive an expression for the total cost of the meal

Reference no: EM131481679

Question: Someone is booking a meal in a restaurant for a group of people. They are told that there is a set menu that costs £9.50 per adult and £5 per child, and there is also a fixed charge of £1 per head for each meal served. Derive an expression for the total cost of the meal, in pounds, if there are x adults and y children.

Reference no: EM131481679

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