2x^2+29x-5.9=0

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Solution for 2x^2+29x-5.9=0 equation:


Simplifying
2x2 + 29x + -5.9 = 0

Reorder the terms:
-5.9 + 29x + 2x2 = 0

Solving
-5.9 + 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'.
-2.95 + 14.5x + x2 = 0

Move the constant term to the right:

Add '2.95' to each side of the equation.
-2.95 + 14.5x + 2.95 + x2 = 0 + 2.95

Reorder the terms:
-2.95 + 2.95 + 14.5x + x2 = 0 + 2.95

Combine like terms: -2.95 + 2.95 = 0.00
0.00 + 14.5x + x2 = 0 + 2.95
14.5x + x2 = 0 + 2.95

Combine like terms: 0 + 2.95 = 2.95
14.5x + x2 = 2.95

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 = 2.95 + 52.5625

Reorder the terms:
52.5625 + 14.5x + x2 = 2.95 + 52.5625

Combine like terms: 2.95 + 52.5625 = 55.5125
52.5625 + 14.5x + x2 = 55.5125

Factor a perfect square on the left side:
(x + 7.25)(x + 7.25) = 55.5125

Calculate the square root of the right side: 7.450671111

Break this problem into two subproblems by setting 
(x + 7.25) equal to 7.450671111 and -7.450671111.

Subproblem 1

x + 7.25 = 7.450671111 Simplifying x + 7.25 = 7.450671111 Reorder the terms: 7.25 + x = 7.450671111 Solving 7.25 + x = 7.450671111 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 = 7.450671111 + -7.25 Combine like terms: 7.25 + -7.25 = 0.00 0.00 + x = 7.450671111 + -7.25 x = 7.450671111 + -7.25 Combine like terms: 7.450671111 + -7.25 = 0.200671111 x = 0.200671111 Simplifying x = 0.200671111

Subproblem 2

x + 7.25 = -7.450671111 Simplifying x + 7.25 = -7.450671111 Reorder the terms: 7.25 + x = -7.450671111 Solving 7.25 + x = -7.450671111 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 = -7.450671111 + -7.25 Combine like terms: 7.25 + -7.25 = 0.00 0.00 + x = -7.450671111 + -7.25 x = -7.450671111 + -7.25 Combine like terms: -7.450671111 + -7.25 = -14.700671111 x = -14.700671111 Simplifying x = -14.700671111

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.200671111, -14.700671111}

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