9x^2-8x+16=0

Solution for 9x^2-8x+16=0 equation:

Simplifying
9x2 + -8x + 16 = 0

Reorder the terms:
16 + -8x + 9x2 = 0

Solving
16 + -8x + 9x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
9 the coefficient of the squared term: 

Divide each side by '9'.
1.777777778 + -0.8888888889x + x2 = 0

Move the constant term to the right:

Add '-1.777777778' to each side of the equation.
1.777777778 + -0.8888888889x + -1.777777778 + x2 = 0 + -1.777777778

Reorder the terms:
1.777777778 + -1.777777778 + -0.8888888889x + x2 = 0 + -1.777777778

Combine like terms: 1.777777778 + -1.777777778 = 0.000000000
0.000000000 + -0.8888888889x + x2 = 0 + -1.777777778
-0.8888888889x + x2 = 0 + -1.777777778

Combine like terms: 0 + -1.777777778 = -1.777777778
-0.8888888889x + x2 = -1.777777778

The x term is -0.8888888889x.  Take half its coefficient (-0.4444444445).
Square it (0.1975308642) and add it to both sides.

Add '0.1975308642' to each side of the equation.
-0.8888888889x + 0.1975308642 + x2 = -1.777777778 + 0.1975308642

Reorder the terms:
0.1975308642 + -0.8888888889x + x2 = -1.777777778 + 0.1975308642

Combine like terms: -1.777777778 + 0.1975308642 = -1.5802469138
0.1975308642 + -0.8888888889x + x2 = -1.5802469138

Factor a perfect square on the left side:
(x + -0.4444444445)(x + -0.4444444445) = -1.5802469138

Can't calculate square root of the right side.

The solution to this equation could not be determined.