Susie bought six pens at the office supply store and paid $4.14. larry bought a dozen of the same pens at the same store and paid $8.28. if kimberly goes to the same store and buys 20 of the same kind of pen, how much will she pay?

Which statements are true? check all that apply. the line x = 0 is perpendicular to the line y = –3. all lines that are parallel to the y-axis are vertical lines. all lines that are perpendicular to the x-axis have a slope of 0. the equation of the line parallel to the x-axis that passes through the point (2, –6) is x = 2. the equation of the line perpendicular to the y-axis that passes through the point (–5, 1) is y = 1.