Respuesta :

Answer:

x = 4

y = 5

Step-by-step explanation:

4x is parallel to x+12 so 4x=x+12 then subtract x from 4x to get 3x then 12 / 3 which gives you 4 for x.

3y is parallel to 15 so 3y=15 divide 15 by 3 to get 5 for y.