27x^2+54x+2=0

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Solution for 27x^2+54x+2=0 equation:


Simplifying
27x2 + 54x + 2 = 0

Reorder the terms:
2 + 54x + 27x2 = 0

Solving
2 + 54x + 27x2 = 0

Solving for variable 'x'.

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

Divide each side by '27'.
0.07407407407 + 2x + x2 = 0

Move the constant term to the right:

Add '-0.07407407407' to each side of the equation.
0.07407407407 + 2x + -0.07407407407 + x2 = 0 + -0.07407407407

Reorder the terms:
0.07407407407 + -0.07407407407 + 2x + x2 = 0 + -0.07407407407

Combine like terms: 0.07407407407 + -0.07407407407 = 0.00000000000
0.00000000000 + 2x + x2 = 0 + -0.07407407407
2x + x2 = 0 + -0.07407407407

Combine like terms: 0 + -0.07407407407 = -0.07407407407
2x + x2 = -0.07407407407

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 = -0.07407407407 + 1

Reorder the terms:
1 + 2x + x2 = -0.07407407407 + 1

Combine like terms: -0.07407407407 + 1 = 0.92592592593
1 + 2x + x2 = 0.92592592593

Factor a perfect square on the left side:
(x + 1)(x + 1) = 0.92592592593

Calculate the square root of the right side: 0.962250449

Break this problem into two subproblems by setting 
(x + 1) equal to 0.962250449 and -0.962250449.

Subproblem 1

x + 1 = 0.962250449 Simplifying x + 1 = 0.962250449 Reorder the terms: 1 + x = 0.962250449 Solving 1 + x = 0.962250449 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 = 0.962250449 + -1 Combine like terms: 1 + -1 = 0 0 + x = 0.962250449 + -1 x = 0.962250449 + -1 Combine like terms: 0.962250449 + -1 = -0.037749551 x = -0.037749551 Simplifying x = -0.037749551

Subproblem 2

x + 1 = -0.962250449 Simplifying x + 1 = -0.962250449 Reorder the terms: 1 + x = -0.962250449 Solving 1 + x = -0.962250449 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 = -0.962250449 + -1 Combine like terms: 1 + -1 = 0 0 + x = -0.962250449 + -1 x = -0.962250449 + -1 Combine like terms: -0.962250449 + -1 = -1.962250449 x = -1.962250449 Simplifying x = -1.962250449

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-0.037749551, -1.962250449}

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