Respuesta :
x + 3y = 18
x + 2y = 14
------------------subtract
y = 4
x + 3y = 18
x + 3(4) = 18
x + 12 = 18
x = 6
answer: solution (6,4)
x + 2y = 14
------------------subtract
y = 4
x + 3y = 18
x + 3(4) = 18
x + 12 = 18
x = 6
answer: solution (6,4)