Mathematics 0580 · IGCSE · Introduction to algebra

Introduction to algebra — practice question

(a)[2]

Calculate the temperature on Wednesday.

(b)[1]

State an expression, in terms of $T$, for the actual temperature.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Method: correctly evaluates $-7 - 5 + 8$.” …

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