Write the equation of the horizontal line that passes through the point (8, 4).
Write the equation of the vertical line that passes through the point (8, 4).
Write the equation of the horizontal line that passes through the point (-2, 6).
Write the equation of the vertical line that passes through the point (-2, 6).
Write the equation of the horiztonal line that passes through the point (5, -5).
Write the equation of the vertical line that passes through the point (5, -5).