Respuesta :

Answer:

y=48

Step-by-step explanation:

60-12=48

therefore y=48

Answer: if x=12, x + y=60 then 12 + y= 60... this would make y= 48

Step-by-step explanation:

x=12

Y=?

x+y=60

12+y =60

60-12=48

12+48=60

y=48