18x^2+5x+1=0

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Solution for 18x^2+5x+1=0 equation:


Simplifying
18x2 + 5x + 1 = 0

Reorder the terms:
1 + 5x + 18x2 = 0

Solving
1 + 5x + 18x2 = 0

Solving for variable 'x'.

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

Divide each side by '18'.
0.05555555556 + 0.2777777778x + x2 = 0

Move the constant term to the right:

Add '-0.05555555556' to each side of the equation.
0.05555555556 + 0.2777777778x + -0.05555555556 + x2 = 0 + -0.05555555556

Reorder the terms:
0.05555555556 + -0.05555555556 + 0.2777777778x + x2 = 0 + -0.05555555556

Combine like terms: 0.05555555556 + -0.05555555556 = 0.00000000000
0.00000000000 + 0.2777777778x + x2 = 0 + -0.05555555556
0.2777777778x + x2 = 0 + -0.05555555556

Combine like terms: 0 + -0.05555555556 = -0.05555555556
0.2777777778x + x2 = -0.05555555556

The x term is 0.2777777778x.  Take half its coefficient (0.1388888889).
Square it (0.01929012346) and add it to both sides.

Add '0.01929012346' to each side of the equation.
0.2777777778x + 0.01929012346 + x2 = -0.05555555556 + 0.01929012346

Reorder the terms:
0.01929012346 + 0.2777777778x + x2 = -0.05555555556 + 0.01929012346

Combine like terms: -0.05555555556 + 0.01929012346 = -0.0362654321
0.01929012346 + 0.2777777778x + x2 = -0.0362654321

Factor a perfect square on the left side:
(x + 0.1388888889)(x + 0.1388888889) = -0.0362654321

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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