Question

Which phrase best describes the graph of a proportional relationship? A.a straight line passing through the origin B.a straight line C.a curve D.not a straight line

Answer 1

The answer is the option A

A straight line passing through the origin

Explanation:

we know that

A relationship between two variables, x, and y, represent a proportional variation if it can be expressed in the form
`y/x=k` or
`y=kx`

In a proportional relationship the constant of proportionality k is equal to the slope m of the line and the line passes through the origin

Answer 2

Based upon the answer choices, the answer is A;

A Straight line passing through the origin.

I hope this answer has assisted you.