23x^2-34x-3=0

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Solution for 23x^2-34x-3=0 equation:


Simplifying
23x2 + -34x + -3 = 0

Reorder the terms:
-3 + -34x + 23x2 = 0

Solving
-3 + -34x + 23x2 = 0

Solving for variable 'x'.

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

Divide each side by '23'.
-0.1304347826 + -1.47826087x + x2 = 0

Move the constant term to the right:

Add '0.1304347826' to each side of the equation.
-0.1304347826 + -1.47826087x + 0.1304347826 + x2 = 0 + 0.1304347826

Reorder the terms:
-0.1304347826 + 0.1304347826 + -1.47826087x + x2 = 0 + 0.1304347826

Combine like terms: -0.1304347826 + 0.1304347826 = 0.0000000000
0.0000000000 + -1.47826087x + x2 = 0 + 0.1304347826
-1.47826087x + x2 = 0 + 0.1304347826

Combine like terms: 0 + 0.1304347826 = 0.1304347826
-1.47826087x + x2 = 0.1304347826

The x term is -1.47826087x.  Take half its coefficient (-0.739130435).
Square it (0.5463137999) and add it to both sides.

Add '0.5463137999' to each side of the equation.
-1.47826087x + 0.5463137999 + x2 = 0.1304347826 + 0.5463137999

Reorder the terms:
0.5463137999 + -1.47826087x + x2 = 0.1304347826 + 0.5463137999

Combine like terms: 0.1304347826 + 0.5463137999 = 0.6767485825
0.5463137999 + -1.47826087x + x2 = 0.6767485825

Factor a perfect square on the left side:
(x + -0.739130435)(x + -0.739130435) = 0.6767485825

Calculate the square root of the right side: 0.822647301

Break this problem into two subproblems by setting 
(x + -0.739130435) equal to 0.822647301 and -0.822647301.

Subproblem 1

x + -0.739130435 = 0.822647301 Simplifying x + -0.739130435 = 0.822647301 Reorder the terms: -0.739130435 + x = 0.822647301 Solving -0.739130435 + x = 0.822647301 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.739130435' to each side of the equation. -0.739130435 + 0.739130435 + x = 0.822647301 + 0.739130435 Combine like terms: -0.739130435 + 0.739130435 = 0.000000000 0.000000000 + x = 0.822647301 + 0.739130435 x = 0.822647301 + 0.739130435 Combine like terms: 0.822647301 + 0.739130435 = 1.561777736 x = 1.561777736 Simplifying x = 1.561777736

Subproblem 2

x + -0.739130435 = -0.822647301 Simplifying x + -0.739130435 = -0.822647301 Reorder the terms: -0.739130435 + x = -0.822647301 Solving -0.739130435 + x = -0.822647301 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.739130435' to each side of the equation. -0.739130435 + 0.739130435 + x = -0.822647301 + 0.739130435 Combine like terms: -0.739130435 + 0.739130435 = 0.000000000 0.000000000 + x = -0.822647301 + 0.739130435 x = -0.822647301 + 0.739130435 Combine like terms: -0.822647301 + 0.739130435 = -0.083516866 x = -0.083516866 Simplifying x = -0.083516866

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.561777736, -0.083516866}

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