Respuesta :

Step-by-step explanation:

[tex]x + y = 322 \\ x + 7y = 592 \\( x - x) + (y - 7y) = - 270 \\ - 6y = - 270 \\ 6y = 270 \\ y = 45 \\ x = 322 - 45 = 277 [/tex]