Mathematics 0580 · IGCSE · Algebraic manipulation

Algebraic manipulation — practice question

(a)[2]

List all the factors of 18.

(b)[2]

Factorise. $3y - xy + 15 - 5x$

(c)[2]

Using your answers to part (a) and part (b), find one possible value of $x$ and the matching value of $y$.

Worked solution & mark scheme

This 6-mark question has a full step-by-step worked solution and mark scheme. One marking point: “The complete factor list is $1,2,3,6,9,18$.” …

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI