81x^2-18x+2=0

Solution for 81x^2-18x+2=0 equation:

Simplifying
81x2 + -18x + 2 = 0

Reorder the terms:
2 + -18x + 81x2 = 0

Solving
2 + -18x + 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'.
0.02469135802 + -0.2222222222x + x2 = 0

Move the constant term to the right:

Add '-0.02469135802' to each side of the equation.
0.02469135802 + -0.2222222222x + -0.02469135802 + x2 = 0 + -0.02469135802

Reorder the terms:
0.02469135802 + -0.02469135802 + -0.2222222222x + x2 = 0 + -0.02469135802

Combine like terms: 0.02469135802 + -0.02469135802 = 0.00000000000
0.00000000000 + -0.2222222222x + x2 = 0 + -0.02469135802
-0.2222222222x + x2 = 0 + -0.02469135802

Combine like terms: 0 + -0.02469135802 = -0.02469135802
-0.2222222222x + x2 = -0.02469135802

The x term is -0.2222222222x.  Take half its coefficient (-0.1111111111).
Square it (0.01234567901) and add it to both sides.

Add '0.01234567901' to each side of the equation.
-0.2222222222x + 0.01234567901 + x2 = -0.02469135802 + 0.01234567901

Reorder the terms:
0.01234567901 + -0.2222222222x + x2 = -0.02469135802 + 0.01234567901

Combine like terms: -0.02469135802 + 0.01234567901 = -0.01234567901
0.01234567901 + -0.2222222222x + x2 = -0.01234567901

Factor a perfect square on the left side:
(x + -0.1111111111)(x + -0.1111111111) = -0.01234567901

Can't calculate square root of the right side.

The solution to this equation could not be determined.