9x^2-32x+56=0

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Solution for 9x^2-32x+56=0 equation:


Simplifying
9x2 + -32x + 56 = 0

Reorder the terms:
56 + -32x + 9x2 = 0

Solving
56 + -32x + 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'.
6.222222222 + -3.555555556x + x2 = 0

Move the constant term to the right:

Add '-6.222222222' to each side of the equation.
6.222222222 + -3.555555556x + -6.222222222 + x2 = 0 + -6.222222222

Reorder the terms:
6.222222222 + -6.222222222 + -3.555555556x + x2 = 0 + -6.222222222

Combine like terms: 6.222222222 + -6.222222222 = 0.000000000
0.000000000 + -3.555555556x + x2 = 0 + -6.222222222
-3.555555556x + x2 = 0 + -6.222222222

Combine like terms: 0 + -6.222222222 = -6.222222222
-3.555555556x + x2 = -6.222222222

The x term is -3.555555556x.  Take half its coefficient (-1.777777778).
Square it (3.160493828) and add it to both sides.

Add '3.160493828' to each side of the equation.
-3.555555556x + 3.160493828 + x2 = -6.222222222 + 3.160493828

Reorder the terms:
3.160493828 + -3.555555556x + x2 = -6.222222222 + 3.160493828

Combine like terms: -6.222222222 + 3.160493828 = -3.061728394
3.160493828 + -3.555555556x + x2 = -3.061728394

Factor a perfect square on the left side:
(x + -1.777777778)(x + -1.777777778) = -3.061728394

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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