If the system of equations 4x + py = 21 and px – 2y = 15 has unique – InterviewSolution

1.	If the system of equations 4x + py = 21 and px – 2y = 15 has unique solution, then which of the following could be the value of p ? a) 103 b) 105 c) 192 d) 197A) Both (a) and (b) B) Both (c) and (d) C) (a), (b) and (d) D) All of the above
Answer» Correct option is D) All of the above

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