Match each system of equations to its solution represented by an augmented matrix.

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

Point r divides in the ratio 1 : 3. if the x-coordinate of r is -1 and the x-coordinate of p is -3, what is the x-coordinate of q? a. b. 3 c. 5 d. 6 e. -9

What is the anwers for 9+2x=5x-3-x