ক

(ক) $\sqrt{3}x - y = 2\sqrt{3}$

খ

(খ) $\sqrt{3}x + y = 2\sqrt{3}$

গ

(গ) $x + \sqrt{3}y = 2\sqrt{3}$

ঘ

(ঘ) $x - \sqrt{3}y = 2\sqrt{3}$