23x^2+8x=6

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Solution for 23x^2+8x=6 equation:


Simplifying
23x2 + 8x = 6

Reorder the terms:
8x + 23x2 = 6

Solving
8x + 23x2 = 6

Solving for variable 'x'.

Reorder the terms:
-6 + 8x + 23x2 = 6 + -6

Combine like terms: 6 + -6 = 0
-6 + 8x + 23x2 = 0

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

Divide each side by '23'.
-0.2608695652 + 0.347826087x + x2 = 0

Move the constant term to the right:

Add '0.2608695652' to each side of the equation.
-0.2608695652 + 0.347826087x + 0.2608695652 + x2 = 0 + 0.2608695652

Reorder the terms:
-0.2608695652 + 0.2608695652 + 0.347826087x + x2 = 0 + 0.2608695652

Combine like terms: -0.2608695652 + 0.2608695652 = 0.0000000000
0.0000000000 + 0.347826087x + x2 = 0 + 0.2608695652
0.347826087x + x2 = 0 + 0.2608695652

Combine like terms: 0 + 0.2608695652 = 0.2608695652
0.347826087x + x2 = 0.2608695652

The x term is 0.347826087x.  Take half its coefficient (0.1739130435).
Square it (0.03024574670) and add it to both sides.

Add '0.03024574670' to each side of the equation.
0.347826087x + 0.03024574670 + x2 = 0.2608695652 + 0.03024574670

Reorder the terms:
0.03024574670 + 0.347826087x + x2 = 0.2608695652 + 0.03024574670

Combine like terms: 0.2608695652 + 0.03024574670 = 0.2911153119
0.03024574670 + 0.347826087x + x2 = 0.2911153119

Factor a perfect square on the left side:
(x + 0.1739130435)(x + 0.1739130435) = 0.2911153119

Calculate the square root of the right side: 0.539551028

Break this problem into two subproblems by setting 
(x + 0.1739130435) equal to 0.539551028 and -0.539551028.

Subproblem 1

x + 0.1739130435 = 0.539551028 Simplifying x + 0.1739130435 = 0.539551028 Reorder the terms: 0.1739130435 + x = 0.539551028 Solving 0.1739130435 + x = 0.539551028 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.1739130435' to each side of the equation. 0.1739130435 + -0.1739130435 + x = 0.539551028 + -0.1739130435 Combine like terms: 0.1739130435 + -0.1739130435 = 0.0000000000 0.0000000000 + x = 0.539551028 + -0.1739130435 x = 0.539551028 + -0.1739130435 Combine like terms: 0.539551028 + -0.1739130435 = 0.3656379845 x = 0.3656379845 Simplifying x = 0.3656379845

Subproblem 2

x + 0.1739130435 = -0.539551028 Simplifying x + 0.1739130435 = -0.539551028 Reorder the terms: 0.1739130435 + x = -0.539551028 Solving 0.1739130435 + x = -0.539551028 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.1739130435' to each side of the equation. 0.1739130435 + -0.1739130435 + x = -0.539551028 + -0.1739130435 Combine like terms: 0.1739130435 + -0.1739130435 = 0.0000000000 0.0000000000 + x = -0.539551028 + -0.1739130435 x = -0.539551028 + -0.1739130435 Combine like terms: -0.539551028 + -0.1739130435 = -0.7134640715 x = -0.7134640715 Simplifying x = -0.7134640715

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.3656379845, -0.7134640715}

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