Completing the Square by Boxed Rockets

Solve Using Completing the Square.

x^{2} + 8 x + 10 = 0

x = -4 \pm \sqrt{6}

x^{2} + 12 x - 10 = 0

x = -6 \pm \sqrt{46}

x^{2} - 14 x - 1 = 0

x = 7 \pm 5 \sqrt{2}

x^{2} - 10 x - 2 = 0

x = 5 \pm 3 \sqrt{3}