Respuesta :

gmany

Answer:

k = 5 → y = 5x

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