For which value of k, the system of linear equations 2x + 3y = 2k and 5x + ky = -2 has a unique solution?

For which value of k, the system of linear equations 2x + 3y = 2k and

1.	For which value of k, the system of linear equations 2x + 3y = 2k and 5x + ky = -2 has a unique solution?
A.	\(k \ne \frac {15} {2}\)
B.	k ≠ 4
C.	k ≠ 8
D.	\(k \ne \frac {13} {2}\)
Answer» B. k ≠ 4

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For which value of k, the system of linear equations 2x + 3y = 2k and 5x + ky = -2 has a unique solution?

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