12x^2+10x+1=0

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Solution for 12x^2+10x+1=0 equation: 


Simplifying
12x2 + 10x + 1 = 0

Reorder the terms:
1 + 10x + 12x2 = 0

Solving
1 + 10x + 12x2 = 0

Solving for variable 'x'.

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

Divide each side by '12'.
0.08333333333 + 0.8333333333x + x2 = 0

Move the constant term to the right:

Add '-0.08333333333' to each side of the equation.
0.08333333333 + 0.8333333333x + -0.08333333333 + x2 = 0 + -0.08333333333

Reorder the terms:
0.08333333333 + -0.08333333333 + 0.8333333333x + x2 = 0 + -0.08333333333

Combine like terms: 0.08333333333 + -0.08333333333 = 0.00000000000
0.00000000000 + 0.8333333333x + x2 = 0 + -0.08333333333
0.8333333333x + x2 = 0 + -0.08333333333

Combine like terms: 0 + -0.08333333333 = -0.08333333333
0.8333333333x + x2 = -0.08333333333

The x term is 0.8333333333x.  Take half its coefficient (0.4166666667).
Square it (0.1736111111) and add it to both sides.

Add '0.1736111111' to each side of the equation.
0.8333333333x + 0.1736111111 + x2 = -0.08333333333 + 0.1736111111

Reorder the terms:
0.1736111111 + 0.8333333333x + x2 = -0.08333333333 + 0.1736111111

Combine like terms: -0.08333333333 + 0.1736111111 = 0.09027777777
0.1736111111 + 0.8333333333x + x2 = 0.09027777777

Factor a perfect square on the left side:
(x + 0.4166666667)(x + 0.4166666667) = 0.09027777777

Calculate the square root of the right side: 0.300462606

Break this problem into two subproblems by setting 
(x + 0.4166666667) equal to 0.300462606 and -0.300462606.


Subproblem 1
x + 0.4166666667 = 0.300462606

Simplifying
x + 0.4166666667 = 0.300462606

Reorder the terms:
0.4166666667 + x = 0.300462606

Solving
0.4166666667 + x = 0.300462606

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-0.4166666667' to each side of the equation.
0.4166666667 + -0.4166666667 + x = 0.300462606 + -0.4166666667

Combine like terms: 0.4166666667 + -0.4166666667 = 0.0000000000
0.0000000000 + x = 0.300462606 + -0.4166666667
x = 0.300462606 + -0.4166666667

Combine like terms: 0.300462606 + -0.4166666667 = -0.1162040607
x = -0.1162040607

Simplifying
x = -0.1162040607


Subproblem 2
x + 0.4166666667 = -0.300462606

Simplifying
x + 0.4166666667 = -0.300462606

Reorder the terms:
0.4166666667 + x = -0.300462606

Solving
0.4166666667 + x = -0.300462606

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-0.4166666667' to each side of the equation.
0.4166666667 + -0.4166666667 + x = -0.300462606 + -0.4166666667

Combine like terms: 0.4166666667 + -0.4166666667 = 0.0000000000
0.0000000000 + x = -0.300462606 + -0.4166666667
x = -0.300462606 + -0.4166666667

Combine like terms: -0.300462606 + -0.4166666667 = -0.7171292727
x = -0.7171292727

Simplifying
x = -0.7171292727


Solution
The solution to the problem is based on the solutions
from the subproblems.
x = {-0.1162040607, -0.7171292727}

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