232x^2-235=89x

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Solution for 232x^2-235=89x equation:


Simplifying
232x2 + -235 = 89x

Reorder the terms:
-235 + 232x2 = 89x

Solving
-235 + 232x2 = 89x

Solving for variable 'x'.

Reorder the terms:
-235 + -89x + 232x2 = 89x + -89x

Combine like terms: 89x + -89x = 0
-235 + -89x + 232x2 = 0

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

Divide each side by '232'.
-1.012931034 + -0.3836206897x + x2 = 0

Move the constant term to the right:

Add '1.012931034' to each side of the equation.
-1.012931034 + -0.3836206897x + 1.012931034 + x2 = 0 + 1.012931034

Reorder the terms:
-1.012931034 + 1.012931034 + -0.3836206897x + x2 = 0 + 1.012931034

Combine like terms: -1.012931034 + 1.012931034 = 0.000000000
0.000000000 + -0.3836206897x + x2 = 0 + 1.012931034
-0.3836206897x + x2 = 0 + 1.012931034

Combine like terms: 0 + 1.012931034 = 1.012931034
-0.3836206897x + x2 = 1.012931034

The x term is -0.3836206897x.  Take half its coefficient (-0.1918103449).
Square it (0.03679120841) and add it to both sides.

Add '0.03679120841' to each side of the equation.
-0.3836206897x + 0.03679120841 + x2 = 1.012931034 + 0.03679120841

Reorder the terms:
0.03679120841 + -0.3836206897x + x2 = 1.012931034 + 0.03679120841

Combine like terms: 1.012931034 + 0.03679120841 = 1.04972224241
0.03679120841 + -0.3836206897x + x2 = 1.04972224241

Factor a perfect square on the left side:
(x + -0.1918103449)(x + -0.1918103449) = 1.04972224241

Calculate the square root of the right side: 1.024559536

Break this problem into two subproblems by setting 
(x + -0.1918103449) equal to 1.024559536 and -1.024559536.

Subproblem 1

x + -0.1918103449 = 1.024559536 Simplifying x + -0.1918103449 = 1.024559536 Reorder the terms: -0.1918103449 + x = 1.024559536 Solving -0.1918103449 + x = 1.024559536 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.1918103449' to each side of the equation. -0.1918103449 + 0.1918103449 + x = 1.024559536 + 0.1918103449 Combine like terms: -0.1918103449 + 0.1918103449 = 0.0000000000 0.0000000000 + x = 1.024559536 + 0.1918103449 x = 1.024559536 + 0.1918103449 Combine like terms: 1.024559536 + 0.1918103449 = 1.2163698809 x = 1.2163698809 Simplifying x = 1.2163698809

Subproblem 2

x + -0.1918103449 = -1.024559536 Simplifying x + -0.1918103449 = -1.024559536 Reorder the terms: -0.1918103449 + x = -1.024559536 Solving -0.1918103449 + x = -1.024559536 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.1918103449' to each side of the equation. -0.1918103449 + 0.1918103449 + x = -1.024559536 + 0.1918103449 Combine like terms: -0.1918103449 + 0.1918103449 = 0.0000000000 0.0000000000 + x = -1.024559536 + 0.1918103449 x = -1.024559536 + 0.1918103449 Combine like terms: -1.024559536 + 0.1918103449 = -0.8327491911 x = -0.8327491911 Simplifying x = -0.8327491911

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.2163698809, -0.8327491911}

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