Respuesta :

Johhnyboii
1st equation—x, substitute y: 
3x + 2(x + 3) = 16 
3x + 2x + 6 = 16 
5x = 10 
x = 2 

y in the above equation: 
= 2 + 3 
= 5 

Answer: x = 2, y = 5