The linear function f(x) = 0 5 + 80 represents the average test score in your math class, where x is the number or the test taken. the linear function g(x) represents the average test scores in your science class, where x is the number of the test taken. x g(x)
1. 81
2. 83
3. 85

part a: determine the test average for your math class after completing test 2

part b: determine the test average after completing test 2

part c: which class had a higher average after competing test 4? show work to show support for your answer