(Been stuck on this for about 30 min ) Do I fill in for y so =66.4?

In the following data, x is the average number of hours the student spent working on math each week and y is the final grade in a math class. hours/week Grade X 5 43 6 66.4 10 80 11 68.4 12 71.8 13 78.2 14 77.6 14 78.6 15 89 17 97.8 The line of best fit is y = 3.36 . x + 35.75. What is the predicted value for the final grade when a student spends an average of 5 hours each week on math? Grade = Round to 1 decimal place. Submit and End