Mary bought wallpaper for her bathroom. She purchased 5 rolls of wallpaper for $48.50. How much does each roll cost?

Let r = 3. what is the value of r + 58?

Which sentence describes why polygon mnop is congruent to polygon jklp? a. polygon jklp maps to polygon mnop through a translation. b. polygon jklp maps to polygon mnop through a rotation. c. polygon jklp maps to polygon mnop through a dilation. d. polygon jklp maps to polygon mnop through a stretch.

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left