30x^2+60x+1=0

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Solution for 30x^2+60x+1=0 equation:


Simplifying
30x2 + 60x + 1 = 0

Reorder the terms:
1 + 60x + 30x2 = 0

Solving
1 + 60x + 30x2 = 0

Solving for variable 'x'.

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

Divide each side by '30'.
0.03333333333 + 2x + x2 = 0

Move the constant term to the right:

Add '-0.03333333333' to each side of the equation.
0.03333333333 + 2x + -0.03333333333 + x2 = 0 + -0.03333333333

Reorder the terms:
0.03333333333 + -0.03333333333 + 2x + x2 = 0 + -0.03333333333

Combine like terms: 0.03333333333 + -0.03333333333 = 0.00000000000
0.00000000000 + 2x + x2 = 0 + -0.03333333333
2x + x2 = 0 + -0.03333333333

Combine like terms: 0 + -0.03333333333 = -0.03333333333
2x + x2 = -0.03333333333

The x term is 2x.  Take half its coefficient (1).
Square it (1) and add it to both sides.

Add '1' to each side of the equation.
2x + 1 + x2 = -0.03333333333 + 1

Reorder the terms:
1 + 2x + x2 = -0.03333333333 + 1

Combine like terms: -0.03333333333 + 1 = 0.96666666667
1 + 2x + x2 = 0.96666666667

Factor a perfect square on the left side:
(x + 1)(x + 1) = 0.96666666667

Calculate the square root of the right side: 0.98319208

Break this problem into two subproblems by setting 
(x + 1) equal to 0.98319208 and -0.98319208.

Subproblem 1

x + 1 = 0.98319208 Simplifying x + 1 = 0.98319208 Reorder the terms: 1 + x = 0.98319208 Solving 1 + x = 0.98319208 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + x = 0.98319208 + -1 Combine like terms: 1 + -1 = 0 0 + x = 0.98319208 + -1 x = 0.98319208 + -1 Combine like terms: 0.98319208 + -1 = -0.01680792 x = -0.01680792 Simplifying x = -0.01680792

Subproblem 2

x + 1 = -0.98319208 Simplifying x + 1 = -0.98319208 Reorder the terms: 1 + x = -0.98319208 Solving 1 + x = -0.98319208 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + x = -0.98319208 + -1 Combine like terms: 1 + -1 = 0 0 + x = -0.98319208 + -1 x = -0.98319208 + -1 Combine like terms: -0.98319208 + -1 = -1.98319208 x = -1.98319208 Simplifying x = -1.98319208

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-0.01680792, -1.98319208}

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