The graph of a proportional relationship contains the point (20, 4). what is the corresponding equation? enter your answer as a fraction in simplest form in the box.

answer: the correct one is a

step-by-step explanation:

in mathematics, a function is a relationship between two variables such that the value of one of the variables, called the dependent variable, is determined by the value of the other variable, called the independent variable. there is a specific term we use to describe the set of independent variables of a function.