Find the value of kkk such that the points (2,3)(2, 3)(2,3), (4,5)(4, 5)(4,5), and (k,7)(k, 7)(k,7) are collinear.
k=5k = 5k=5
k=6k = 6k=6
k=7k = 7k=7
k=8k = 8k=8