Question

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

Please help

Answer 1

Since we are only given with a single point and we are given a proportional relationship, then we can make the assumption that when one variable is 0, the other is also 0. So, we can make the equation:
y/x = 4 / 20 or
y = x/5