Question

Which graph of ordered pairs shows a proportional relationship?

On a coordinate plane, points (1, negative 2) and (2, negative 4) are plotted.
On a coordinate plane, points (negative 2, negative 2) and (1, 3) are plotted.
On a coordinate plane, points (negative 2, 1) and (1, negative 2) are plotted.
On a coordinate plane, points (2, 1) and (4, 3) are plotted.

Answer 1

A

Explanation:

Answer 2

On a coordinate plane, points (1, negative 2) and (2, negative 4) are plotted

Explanation:

In the choice shown above, y/x has the same ratio for both points. That is the hallmark of a proportional relationship.