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O-LevelMathematicsAlgebra and graphs4024/12 · Oct/Nov 2020 · Q103 Marks

Solve the simultaneous equations. 3x - 2y = 12 4x + y = 5

Mark scheme

Marking points from the official mark scheme (Oct/Nov 2020). The mark or mark type is shown in brackets.

  1. M1 Correct method to eliminate one variable
  2. A2 x = 2 and y = -3
  3. A1 for either x = 2 or y = -3
  4. Or after A0, SC1 for a pair of values that satisfy either equation or for correct answers with no working

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About this question

Topic
Algebra and graphs, O-Level Mathematics (syllabus 4024). Structured question, 3 marks.
Source
O-Level Mathematics, Oct/Nov 2020 Paper 1 Variant 2, question 10.

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