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Mathematics · Matrices and determinants

MathematicsMatrices and determinantsJAMB

Solve 2x + 3y = 13 and x − y = −1.

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Answer: D. x = 2, y = 3

x = y − 1, so 2y − 2 + 3y = 13 gives y = 3 and x = 2.

An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.

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