Simplify 2(x+3)-2(x-6)

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 verbal translation for the difference of m and 7 increased by 15

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