What does the variable x represent? For this case, the variable x represents the amount in $ of the total sales made by the person.
What does the variable and represent? The variable y represents the total payment that the person receives weekly, which is given by: 75 $ fixed plus 25% commission for sales.
What does the y-intercept represent in the context of the situation? The intersection with the y axis is: $ 75 Represents the fixed salary that the person earns weekly