Calculate the slope of the line that goes through the points (2, 0) and (−4, 6)

Which statement accurately explains whether a reflection over the x-axis and a 180° rotation would map figure acb onto itself?

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?

Three numbers x, y, and z are in the ratio 2: 7: 8. if 12 is subtracted from y, then three numbers form a geometric sequence (in the order x, y–12, z). find x, y, and z. there are 2 sets.