A violinist counted the number of practices he had during a semester. The graph shows the relationship between the number of performances, x, and the number of practices, y.

coordinate plane with the x axis labeled number of performances and the y axis labeled number of practices with a line that passes through the points 0 comma 6 and 1 comma 8

Part A: Calculate the slope of the linear equation shown in the graph. Show all necessary work. (3 points)

Part B: What does the slope mean for the relationship between the number of practices and the number of performances? (3 points)

Part C: Interpret the y-intercept in the situation. (3 points)

Part D: Write the equation of the line shown on the graph in slope-intercept form. (3 points)