If the system of linear equationsX – 2y + kz = 12x + y + z = 23x – y – kz = 3has a solution (x, y, z), z ≠ 0, then (x, y) lies on the straight line whose equation is:

If the system of linear equationsX – 2y + kz = 12x + y + z = 23x –

1.	If the system of linear equationsX – 2y + kz = 12x + y + z = 23x – y – kz = 3has a solution (x, y, z), z ≠ 0, then (x, y) lies on the straight line whose equation is:
A.	3x – 4y – 1 = 0
B.	4x – 3y – 4 = 0
C.	4x – 3y – 1 = 0
D.	3x – 4y – 4 = 0
Answer» C. 4x – 3y – 1 = 0