-13x^2 - 9x + 4 = 5 + 2x^2-X
a=
b =
C=
Solution:

What could explain what happened when the time was equal to 120 minutes

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

Antonia and carla have an equivalant percentage of green marbles in their bags of marbles. antonia has 4 green marbles and 16 total matbles. if carla has 10 green marbles , how many total marbles does carla have