39. What is the value of s if the line in the standard (x, y)
coordinate plane that passes through the points (3s, 16)
and (2s, 6) has slope -5/2

Reading tests are compared for two students. sara got 98, 100, 65, 78, 98, 46, 100, 100, 45, and 50 on her reading test. lee got 97, 67, 89, 99, 100, 45, 79, 89, 58, and 67 on his reading test.