The lines x+2y−4=0x + 2y - 4 = 0x+2y−4=0, 2x−y−3=02x - y - 3 = 02x−y−3=0 and kx+y−5=0kx + y - 5 = 0kx+y−5=0 pass through one point. What is kkk?
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