Mathematics 0580 · IGCSE · Equations

Equations — practice question

Beth considers a positive number $n$. She squares $n$ and then subtracts 55. The result is 9.
(main)[2]

Find the value of $n$.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$8$” …

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