The vertex of a parabola is at (12, -4), and its axis of symmetry is vertical. One of the x-intercepts is at (15, 0). What is the x-coordinate of the other x-intercept?

Guest Sep 10, 2021

#1**+1 **

The other x - intercept will be the same distance from the axis of symmetry, except on the OTHER side of the axis:

9,0

ElectricPavlov Sep 10, 2021