The temperature on a January Monday morning started at -23 degrees. By noon, the temperature went up 17 degrees, and up by an additional 12 degrees by three pm. At 8 pm ,the temperature fell 19degrees. What is the temperature at 8:00 PM?

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.