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Cambridge IGCSE Mathematics practice

MCQ practice - 1 Create basic expressions and equations, such as expressing a number that is 2 more than n, including forming linear simultaneous equations. 2 Solve linear equations with one variable, for example: 3x + 4 = 10. 3 Solve simultaneous linear equations involving two variables, such as: 5 - 2x = 3(x + 7). 4 Rearrange simple formulas to make a specific variable the subject, including cases where the variable appears only once and does not involve powers or roots. - Equations

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At a glance

MCQ

Type

cambridge_mcq

Style

Topic

Equations

Exam-style question

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What is the expression for a number that is 3 less than n?.

  1. A.n - 3
  2. B.n + 3
  3. C.3 - n
  4. D.n / 3

Answer and explanation

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Maths method check

  • Topic focus: Equations.
  • Question style: cambridge_mcq.
  • Reasoning demand: reasoning.
  • Check the operation, notation, units, and final answer form against the question before moving on.

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Related practice questions

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Paper 2 structured question: Equations

Paper 2Core or Extended Mathematics2 marks

Description

Equation Solving

Solve the following equation: 4x + 7 = 27.

  1. a

    Calculate Find the value of x.

    Aim for approximately 2 distinct marking points.

    [2]