A recipe for salad dressing calls for 3 tablespoons of oil for every 2 tablespoons of vinegar of the line represents the relationship between the amount of oil and the amount of vinegar needed to make salad dressing according to this recipe the point (1, 1.5) is on the line. a. explain how to label the axis appropriately.

b. write an equation that represents the proportional relationship between oil and vinegar indicate the meaning of each variable.