Question

Sasha noticed that the graph of the sales of yearbooks represented a proportional relationship. How could she have calculated the constant of proportionality by looking at the graph?
She could divide any y-value by its corresponding x-value.
She could divide any x-value by its corresponding y-value.
She could add any y-value to its corresponding x-value.
She could subtract any x-value from its corresponding y-value.

Answer 1

Answer:

D

Step-by-step explanation:

Answer 2

Answer: i think d

Step-by-step explanation: