4x^2-39x+59=0

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Solution for 4x^2-39x+59=0 equation:


Simplifying
4x2 + -39x + 59 = 0

Reorder the terms:
59 + -39x + 4x2 = 0

Solving
59 + -39x + 4x2 = 0

Solving for variable 'x'.

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

Divide each side by '4'.
14.75 + -9.75x + x2 = 0

Move the constant term to the right:

Add '-14.75' to each side of the equation.
14.75 + -9.75x + -14.75 + x2 = 0 + -14.75

Reorder the terms:
14.75 + -14.75 + -9.75x + x2 = 0 + -14.75

Combine like terms: 14.75 + -14.75 = 0.00
0.00 + -9.75x + x2 = 0 + -14.75
-9.75x + x2 = 0 + -14.75

Combine like terms: 0 + -14.75 = -14.75
-9.75x + x2 = -14.75

The x term is -9.75x.  Take half its coefficient (-4.875).
Square it (23.765625) and add it to both sides.

Add '23.765625' to each side of the equation.
-9.75x + 23.765625 + x2 = -14.75 + 23.765625

Reorder the terms:
23.765625 + -9.75x + x2 = -14.75 + 23.765625

Combine like terms: -14.75 + 23.765625 = 9.015625
23.765625 + -9.75x + x2 = 9.015625

Factor a perfect square on the left side:
(x + -4.875)(x + -4.875) = 9.015625

Calculate the square root of the right side: 3.002603037

Break this problem into two subproblems by setting 
(x + -4.875) equal to 3.002603037 and -3.002603037.

Subproblem 1

x + -4.875 = 3.002603037 Simplifying x + -4.875 = 3.002603037 Reorder the terms: -4.875 + x = 3.002603037 Solving -4.875 + x = 3.002603037 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4.875' to each side of the equation. -4.875 + 4.875 + x = 3.002603037 + 4.875 Combine like terms: -4.875 + 4.875 = 0.000 0.000 + x = 3.002603037 + 4.875 x = 3.002603037 + 4.875 Combine like terms: 3.002603037 + 4.875 = 7.877603037 x = 7.877603037 Simplifying x = 7.877603037

Subproblem 2

x + -4.875 = -3.002603037 Simplifying x + -4.875 = -3.002603037 Reorder the terms: -4.875 + x = -3.002603037 Solving -4.875 + x = -3.002603037 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4.875' to each side of the equation. -4.875 + 4.875 + x = -3.002603037 + 4.875 Combine like terms: -4.875 + 4.875 = 0.000 0.000 + x = -3.002603037 + 4.875 x = -3.002603037 + 4.875 Combine like terms: -3.002603037 + 4.875 = 1.872396963 x = 1.872396963 Simplifying x = 1.872396963

Solution

The solution to the problem is based on the solutions from the subproblems. x = {7.877603037, 1.872396963}

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