题目

首先请阅读以下大学新生入校后可能面临的一些实际困难： ANot enough partying: When asking some students what they thought about their first college experience…many stated that their worst fears have come true. Their social life has been totally reduced. Their school work has taken over their life 24/7. BMoney: Many students fear that the costs are too high. Education so far has been provided to students for free. When entering college/university, many face loans and high costs. They thus fear that they will not be able to pay off their debts.CFailing to Meet the Stan已知反比例函数y=6x的图象和一次函数y=kx-4的图象都经过P（m，2），求这个一次函数的解析式．