2x^2+29x-6=0

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Solution for 2x^2+29x-6=0 equation:


Simplifying
2x2 + 29x + -6 = 0

Reorder the terms:
-6 + 29x + 2x2 = 0

Solving
-6 + 29x + 2x2 = 0

Solving for variable 'x'.

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

Divide each side by '2'.
-3 + 14.5x + x2 = 0

Move the constant term to the right:

Add '3' to each side of the equation.
-3 + 14.5x + 3 + x2 = 0 + 3

Reorder the terms:
-3 + 3 + 14.5x + x2 = 0 + 3

Combine like terms: -3 + 3 = 0
0 + 14.5x + x2 = 0 + 3
14.5x + x2 = 0 + 3

Combine like terms: 0 + 3 = 3
14.5x + x2 = 3

The x term is 14.5x.  Take half its coefficient (7.25).
Square it (52.5625) and add it to both sides.

Add '52.5625' to each side of the equation.
14.5x + 52.5625 + x2 = 3 + 52.5625

Reorder the terms:
52.5625 + 14.5x + x2 = 3 + 52.5625

Combine like terms: 3 + 52.5625 = 55.5625
52.5625 + 14.5x + x2 = 55.5625

Factor a perfect square on the left side:
(x + 7.25)(x + 7.25) = 55.5625

Calculate the square root of the right side: 7.454025758

Break this problem into two subproblems by setting 
(x + 7.25) equal to 7.454025758 and -7.454025758.

Subproblem 1

x + 7.25 = 7.454025758 Simplifying x + 7.25 = 7.454025758 Reorder the terms: 7.25 + x = 7.454025758 Solving 7.25 + x = 7.454025758 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-7.25' to each side of the equation. 7.25 + -7.25 + x = 7.454025758 + -7.25 Combine like terms: 7.25 + -7.25 = 0.00 0.00 + x = 7.454025758 + -7.25 x = 7.454025758 + -7.25 Combine like terms: 7.454025758 + -7.25 = 0.204025758 x = 0.204025758 Simplifying x = 0.204025758

Subproblem 2

x + 7.25 = -7.454025758 Simplifying x + 7.25 = -7.454025758 Reorder the terms: 7.25 + x = -7.454025758 Solving 7.25 + x = -7.454025758 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-7.25' to each side of the equation. 7.25 + -7.25 + x = -7.454025758 + -7.25 Combine like terms: 7.25 + -7.25 = 0.00 0.00 + x = -7.454025758 + -7.25 x = -7.454025758 + -7.25 Combine like terms: -7.454025758 + -7.25 = -14.704025758 x = -14.704025758 Simplifying x = -14.704025758

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.204025758, -14.704025758}

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