81x^2-126x+50=0

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Solution for 81x^2-126x+50=0 equation:


Simplifying
81x2 + -126x + 50 = 0

Reorder the terms:
50 + -126x + 81x2 = 0

Solving
50 + -126x + 81x2 = 0

Solving for variable 'x'.

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

Divide each side by '81'.
0.6172839506 + -1.555555556x + x2 = 0

Move the constant term to the right:

Add '-0.6172839506' to each side of the equation.
0.6172839506 + -1.555555556x + -0.6172839506 + x2 = 0 + -0.6172839506

Reorder the terms:
0.6172839506 + -0.6172839506 + -1.555555556x + x2 = 0 + -0.6172839506

Combine like terms: 0.6172839506 + -0.6172839506 = 0.0000000000
0.0000000000 + -1.555555556x + x2 = 0 + -0.6172839506
-1.555555556x + x2 = 0 + -0.6172839506

Combine like terms: 0 + -0.6172839506 = -0.6172839506
-1.555555556x + x2 = -0.6172839506

The x term is -1.555555556x.  Take half its coefficient (-0.777777778).
Square it (0.6049382720) and add it to both sides.

Add '0.6049382720' to each side of the equation.
-1.555555556x + 0.6049382720 + x2 = -0.6172839506 + 0.6049382720

Reorder the terms:
0.6049382720 + -1.555555556x + x2 = -0.6172839506 + 0.6049382720

Combine like terms: -0.6172839506 + 0.6049382720 = -0.0123456786
0.6049382720 + -1.555555556x + x2 = -0.0123456786

Factor a perfect square on the left side:
(x + -0.777777778)(x + -0.777777778) = -0.0123456786

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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