Exemplar problems VIII — task. Mathematics CBSE, Class 10.

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A pair of linear equations which has a unique solution \(x = 2\), \(y = -3\) is

\(x + y = -1\); \(2x - 3y = -5\)
\(2x + 5y = -11\); \(4x + 10y = -22\)
\(2x - y = 1\); \(3x + 2y = 0\)
\(x - 4y - 14 = 0\); \(5x - y - 13 = 0\)

(Note: Select multiple correct answers if required.)

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