4x^2-145x-4750=0

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Solution for 4x^2-145x-4750=0 equation:


Simplifying
4x2 + -145x + -4750 = 0

Reorder the terms:
-4750 + -145x + 4x2 = 0

Solving
-4750 + -145x + 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'.
-1187.5 + -36.25x + x2 = 0

Move the constant term to the right:

Add '1187.5' to each side of the equation.
-1187.5 + -36.25x + 1187.5 + x2 = 0 + 1187.5

Reorder the terms:
-1187.5 + 1187.5 + -36.25x + x2 = 0 + 1187.5

Combine like terms: -1187.5 + 1187.5 = 0.0
0.0 + -36.25x + x2 = 0 + 1187.5
-36.25x + x2 = 0 + 1187.5

Combine like terms: 0 + 1187.5 = 1187.5
-36.25x + x2 = 1187.5

The x term is -36.25x.  Take half its coefficient (-18.125).
Square it (328.515625) and add it to both sides.

Add '328.515625' to each side of the equation.
-36.25x + 328.515625 + x2 = 1187.5 + 328.515625

Reorder the terms:
328.515625 + -36.25x + x2 = 1187.5 + 328.515625

Combine like terms: 1187.5 + 328.515625 = 1516.015625
328.515625 + -36.25x + x2 = 1516.015625

Factor a perfect square on the left side:
(x + -18.125)(x + -18.125) = 1516.015625

Calculate the square root of the right side: 38.936045318

Break this problem into two subproblems by setting 
(x + -18.125) equal to 38.936045318 and -38.936045318.

Subproblem 1

x + -18.125 = 38.936045318 Simplifying x + -18.125 = 38.936045318 Reorder the terms: -18.125 + x = 38.936045318 Solving -18.125 + x = 38.936045318 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '18.125' to each side of the equation. -18.125 + 18.125 + x = 38.936045318 + 18.125 Combine like terms: -18.125 + 18.125 = 0.000 0.000 + x = 38.936045318 + 18.125 x = 38.936045318 + 18.125 Combine like terms: 38.936045318 + 18.125 = 57.061045318 x = 57.061045318 Simplifying x = 57.061045318

Subproblem 2

x + -18.125 = -38.936045318 Simplifying x + -18.125 = -38.936045318 Reorder the terms: -18.125 + x = -38.936045318 Solving -18.125 + x = -38.936045318 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '18.125' to each side of the equation. -18.125 + 18.125 + x = -38.936045318 + 18.125 Combine like terms: -18.125 + 18.125 = 0.000 0.000 + x = -38.936045318 + 18.125 x = -38.936045318 + 18.125 Combine like terms: -38.936045318 + 18.125 = -20.811045318 x = -20.811045318 Simplifying x = -20.811045318

Solution

The solution to the problem is based on the solutions from the subproblems. x = {57.061045318, -20.811045318}

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