Question

Help pls

This table represents a proportional relationship between x and y.

x 0 7 14 21
y 0 2 4 6
What is the constant of proportionality, k?

Enter your answer as a simplified fraction in the box.

k =

Answer 1

9514 1404 393

Answer:

k = 2/7

Explanation:

The constant of proportionality is the value of k in the equation ...

y = kx

Solving for k gives ...

k = y/x

We can use any pair of (x, y) values from the table to find k. It usually works well to use the smallest non-zero values:

k = 2/7