Write an equation in the form y=kx for the following graph:

Answer:
Step-by-step explanation:
From the graph:
For x = 5 we have y = 10
For x = 10 we have y = 20
For x = 15 we have y = 30
....
x = 5, y = 10 substitute to y = kx:
10 = k(5) divide both sides by 2
5 = k