First one to answer gets a prize

And employees salary increase by $4500 which represents a 15% raise what is the employees new salary

The price of a particular stock is represented by the linear equation , where x represents the number of weeks the stock has been owned and y represents the price of the stock, in dollars. if this relationship continues, what is the price of the stock after it has been owned for 12 weeks? $92.55 $94.37 $100.52 $114.39

What is not true about kl and mn? what is mn? (show your work)