BECE Mathematics 2025 Objective — Question 97
Question 97 of 120 from the Basic Education Certificate Examination (Junior WAEC) (BECE) Mathematics 2025 Objective paper, with the correct answer and a full explanation.
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Solve the following pair of equations simultaneously: x = 5 − 2y, 5x + 2y = 1.
- A. x = −1, y = −3
- B. x = −1, y = 3Correct
- C. x = −1, y = 0
- D. x = 1, y = −3
Explanation
Substitute: 5(5−2y) + 2y = 1 → 25 − 8y = 1 → y = 3; x = 5 − 6 = −1.
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