Respuesta :

y=72??

I hope this is right .-. I havent done this kind of question in a while

Answer:

y = 72

Step-by-step explanation:

y∝x

y=kx

10=2.5k

k=10/2.5

k=4

equation connecting y and x is giving as

y=kx

y=4x

when x=18

y =4*18

y = 72