BECE Mathematics 2025 Objective — Question 86
Question 86 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 m + 2n = 5 and 5m − 2n = 7 simultaneously.
- A. m = −2, n = −1½
- B. m = 2, n = −1½
- C. m = 1½, n = 2
- D. m = 1½, n = −2
Explanation
Add: 6m = 12 → m = 2; then 2n = 3 → n = 1½.
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