Mathematics 0580 · IGCSE · Equations

Equations — practice question

In a cinema, the price of an adult ticket is $a$, while the price of a child ticket is $c$.
(a)[1]

Complete the equation by filling in the missing value. $3a + 4c = \ldots$

(b)[1]

Write down a further equation in terms of $a$ and $c$.

(c)[3]

Solve the pair of simultaneous equations to determine the values of $a$ and $c$. You must show all your working.

Worked solution & mark scheme

This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: Answer: $38.5$

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