Solution of a Quadratic Equation by Completing the Square

Solve the equation $x^2-12x+27=0$  by using formula.

Solve the quadratic equation $-2z^2+6z=-95$ giving your answers in radical form.

Solve the quadratic equation $x^2+5x=1$ giving your answers in radical form.

Solve the quadratic equation $x^2=x+5$ giving your answers in radical form.

Solve for the variable $-3c^2=-6c+3$, if possible, using the quadratic formula, leaving your answers exact. Remember to set the equation equal to $0$, when necessary.

Solve $2x^2+4x=1$, if possible, by completing the square. Leave your answers exact.

Solve the quadratic equation by completing square method: $2{\mathrm{x}}^2+\mathrm{x}-4=0$

Solve $x^2+7x=7$ and give your answer correct to two decimal places.

Which constant must be added and subtracted to solve the quadratic equation $9x^2+\frac{3}{4}x-\sqrt{2}=0$, by the method of completing the square?