Which of the following equations is equivalent to y = -5x² + 20x - 6? (complete the square)
A) y = -5(x + 10)² + 494
B) y = -5(x + 2)² - 10
C) y =
-5(x - 2)² - 2
D) y =
-5(x - 2)² + 14
E) y = -5(x - 2)² - 26