$\displaystyle y= \frac{\sqrt{3}}{3}x-\sqrt{3}$\displaystyle y= \frac{\sqrt{3}}{3}x-\sqrt{3}

$\displaystyle y= \frac{\sqrt{3}}3{x+\sqrt{3}}$\displaystyle y= \frac{\sqrt{3}}3{x+\sqrt{3}}

$\displaystyle y= \frac{1}{2}x-\sqrt{3}$\displaystyle y= \frac{1}{2}x-\sqrt{3}

$\displaystyle y= \frac{1}{2}x+\sqrt{3}$\displaystyle y= \frac{1}{2}x+\sqrt{3}