NEED FAST 2/3a-1/6=1/3

(08.01)consider the following pair of equations: x + y = −2 y = 2x + 10 if the two equations are graphed, at what point do the lines representing the two equations intersect? (−4, 2) (4, 2) (−2, 4) (2, 4)

The graph represents the gallons of water in a water tank with respect to the number of hours since it was completely filled

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