23458+98432 find the sum

Which of the following equations is of the parabola whose vertex is at (2, 3), axis of symmetry parallel to the y-axis and p = 4? a.)y-3 = 1/16 (x-2)^2 b.)y+3 = -1/16 (x+2)^2 c.)x-2 = 1/16 (y-3)^2

Ten times the square of a non-zero number is eqaul to ninety times the number

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2