Betty's bite-size candies are packaged in bags. the number of candies per bag is normally distributed, with a mean of 50 candies and a standard deviation of 3. at a quality control checkpoint, a sample of bags is checked, and 4 bags contain fewer than 47 candies. how many bags were probably taken as samples?

Three students each examine the system of linear equations shown. 8x + 4y = 16 8x + 2y = 8 caleb says there is exactly one solution. jeremy says there is no solution. kim says there are infinitely many solutions. which student is correct? provide mathematical reasoning to support your answer. answer in complete sentences. : d