Respuesta :

doglover985672
1:2

2:5

3:7

Hope this helps
maybenever

Answer:

first one: x = 2

second one: x = 5

third one: x = 7

Step-by-step explanation:

y = x/2

y × 2 = x/2 × 2

2y = x

multiply the y variable by two and you get x