Respuesta :

mandy9311
x = 2y + 10 
x + y = 7 
(2y + 10) + y = 70 
3y = 70 - 10 
3y = 60 
y = 60/3
y = 20 
x = 2(20) + 10 = 40 + 10 = 50 
 50 and 20
aanyatripathi1234

Answer:

50 and 20

Step-by-step explanation:

x+y=70