Решите систему уравнений \(\begin{cases}5y +8(x-3y) = 7x-12, \\ 9x+3(x-9y )=11y+46. \end{cases}\)

• x = 7, y = 1.
• x = –7, y = 1.
• x = 7, y = –1.
• x = –7, y = –1.