Mathematics 0580 · IGCSE · Equations

Equations — practice question

(a)[1]

Solve the equation $4x = 10$.

(b)[2]

Solve the equation $5(x + 8) = 75$.

(c)[1]

Solve the equation $3^7 \div 3^x = 9$.

Worked solution & mark scheme

This 4-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Accepted answer: $2.5$ or $2\dfrac{1}{2}$” …

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