Year 11 Maths - General Linear Relations and Equations

Setting up Linear Equations (2 Unknowns)

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Questions

Question 1

19677

Tickets to a show cost $30 for adults and $10 for children. Construct a formula and determine the total cost for 25 adults and 32 children.

Answer

$1070

Worked Solution

\begin{aligned}
\text { Let } x &=\text { the numher of adults and } y=\text { number of cheldren. } \\
\therefore \quad C &=30 x+10 y \\
&=30 \times 25+10 \times 32=\$ 1070
\end{aligned}

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