Mathematics 0580 · IGCSE · Algebraic manipulation

Algebraic manipulation — practice question

(a)[2]

Solve the equation $4x - 7 = 3$.

(b(i))[1]

Simplify $(x^6)^2$.

(b(ii))[2]

Simplify $(5x^3y^4) \times (2x^2y^2)$.

(c(i))[2]

Expand and simplify $4a + 5 - 2(a - 1)$.

(c(ii))[2]

Expand and simplify $(d + 7)(d - 3)$.

Worked solution & mark scheme

This 9-mark question has a full step-by-step worked solution and mark scheme. One marking point: “The result is $2.5$.” …