GB-06-02-001 · Forming a cost expression
A museum charges £12 for each adult ticket and £3 for a family pass. Write an expression for the cost, in pounds, of adult tickets and family passes.
Forming Algebraic Expressions
Application of related method — Booklet p. 32
Method
1) Multiply each unit cost by its letter quantity
2) Add the terms to form the total cost expression
Worked Example (GB-06-02-001)
1)
12x for adult tickets.
2)
Complete expression 12x + 3y.
Ans =