Functions in Tables, Graphs, and Equations

“The function f(x) = 5x + 2 represents a singer's earnings (f(x)) based on the number of songs they sell online (x). Describe in words what this function means in terms of the singer's earnings and song sales. A student is saving money for a new phone. The function g(x) = (x - 10) / 5 represents the number of weeks it will take to save enough money, where x is the total amount of money needed. Describe in words how the total amount of money needed (x) relates to the number of weeks it will take to save, according to the function g(x). Write a function, h(x), that represents the following: "Multiply the input by 4, then subtract 10 from the result."”