Respuesta :

Answer:

y = -9

Step-by-step explanation:

Y= 1/2x

x= -18

Substitute the value of x into the equation

y = 1/2 (-18)

y = -9

Answer:y=-1/36

Step-by-step explanation:

y=1/2x x=-18

y=1/2(-18)

y=1/-36

y=-1/36