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Exam-style practice

Algebraic manipulation answer explanations

Review worked answers and explanations for Algebraic manipulation. Aligned to Cambridge IGCSE Mathematics.

Answer explanations

Question 1 of 2

Review the answer support, then move sideways through the set.

Paper 2 structured question: Algebraic manipulation

Paper 2Core or Extended Mathematics4 marks

Description

Expression Simplification and Factoring

Given the expression: 5a + 7ab - 3 + 2a - 9ab + 8.

  1. a

    Calculate Simplify the expression by combining like terms.

    [2]
  2. b

    Calculate Factorise the expression 9x + 15xy completely.

    [2]