Mathematics 0580 · IGCSE · Algebraic manipulation

Algebraic manipulation — practice question

(main)[2]

Simplify the expression $7x - 8y - x - y$.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Either $6x-9y$ or $3(2x-3y)$” …

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