x^2-23x=-32

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Solution for x^2-23x=-32 equation:


Simplifying
x2 + -23x = -32

Reorder the terms:
-23x + x2 = -32

Solving
-23x + x2 = -32

Solving for variable 'x'.

Reorder the terms:
32 + -23x + x2 = -32 + 32

Combine like terms: -32 + 32 = 0
32 + -23x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-32' to each side of the equation.
32 + -23x + -32 + x2 = 0 + -32

Reorder the terms:
32 + -32 + -23x + x2 = 0 + -32

Combine like terms: 32 + -32 = 0
0 + -23x + x2 = 0 + -32
-23x + x2 = 0 + -32

Combine like terms: 0 + -32 = -32
-23x + x2 = -32

The x term is -23x.  Take half its coefficient (-11.5).
Square it (132.25) and add it to both sides.

Add '132.25' to each side of the equation.
-23x + 132.25 + x2 = -32 + 132.25

Reorder the terms:
132.25 + -23x + x2 = -32 + 132.25

Combine like terms: -32 + 132.25 = 100.25
132.25 + -23x + x2 = 100.25

Factor a perfect square on the left side:
(x + -11.5)(x + -11.5) = 100.25

Calculate the square root of the right side: 10.012492197

Break this problem into two subproblems by setting 
(x + -11.5) equal to 10.012492197 and -10.012492197.

Subproblem 1

x + -11.5 = 10.012492197 Simplifying x + -11.5 = 10.012492197 Reorder the terms: -11.5 + x = 10.012492197 Solving -11.5 + x = 10.012492197 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '11.5' to each side of the equation. -11.5 + 11.5 + x = 10.012492197 + 11.5 Combine like terms: -11.5 + 11.5 = 0.0 0.0 + x = 10.012492197 + 11.5 x = 10.012492197 + 11.5 Combine like terms: 10.012492197 + 11.5 = 21.512492197 x = 21.512492197 Simplifying x = 21.512492197

Subproblem 2

x + -11.5 = -10.012492197 Simplifying x + -11.5 = -10.012492197 Reorder the terms: -11.5 + x = -10.012492197 Solving -11.5 + x = -10.012492197 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '11.5' to each side of the equation. -11.5 + 11.5 + x = -10.012492197 + 11.5 Combine like terms: -11.5 + 11.5 = 0.0 0.0 + x = -10.012492197 + 11.5 x = -10.012492197 + 11.5 Combine like terms: -10.012492197 + 11.5 = 1.487507803 x = 1.487507803 Simplifying x = 1.487507803

Solution

The solution to the problem is based on the solutions from the subproblems. x = {21.512492197, 1.487507803}

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