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Post-UTME Mathematics 2009 Objective — Question 10

Question 10 of 15 from the Post-UTME Screening (Post-UTME) Mathematics 2009 Objective paper, with the correct answer and a full explanation.

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Solve the simultaneous equations y=3x; 4y-5x=14

  • A. -2,-6
  • B. 2,6Correct
  • C. 2,-6
  • D. -2,6

Explanation

Substituting y=3x: 12x-5x=14 gives x=2, y=6.

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