Question

What is the constant of variation, k, of the line y = kx through (3,18) and (5,30)?

Answer 1

Answer:

Step-by-step explanation:

Y=mx

m is slope so

m=( y2-y2)/x2-x1

K=12/2=6

Answer 2

K= change in y/ change in x

K= (30-18)/(5-3)

K=12/2

K=6