x^2+63x-23=0

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Solution for x^2+63x-23=0 equation:


Simplifying
x2 + 63x + -23 = 0

Reorder the terms:
-23 + 63x + x2 = 0

Solving
-23 + 63x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '23' to each side of the equation.
-23 + 63x + 23 + x2 = 0 + 23

Reorder the terms:
-23 + 23 + 63x + x2 = 0 + 23

Combine like terms: -23 + 23 = 0
0 + 63x + x2 = 0 + 23
63x + x2 = 0 + 23

Combine like terms: 0 + 23 = 23
63x + x2 = 23

The x term is 63x.  Take half its coefficient (31.5).
Square it (992.25) and add it to both sides.

Add '992.25' to each side of the equation.
63x + 992.25 + x2 = 23 + 992.25

Reorder the terms:
992.25 + 63x + x2 = 23 + 992.25

Combine like terms: 23 + 992.25 = 1015.25
992.25 + 63x + x2 = 1015.25

Factor a perfect square on the left side:
(x + 31.5)(x + 31.5) = 1015.25

Calculate the square root of the right side: 31.862987933

Break this problem into two subproblems by setting 
(x + 31.5) equal to 31.862987933 and -31.862987933.

Subproblem 1

x + 31.5 = 31.862987933 Simplifying x + 31.5 = 31.862987933 Reorder the terms: 31.5 + x = 31.862987933 Solving 31.5 + x = 31.862987933 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-31.5' to each side of the equation. 31.5 + -31.5 + x = 31.862987933 + -31.5 Combine like terms: 31.5 + -31.5 = 0.0 0.0 + x = 31.862987933 + -31.5 x = 31.862987933 + -31.5 Combine like terms: 31.862987933 + -31.5 = 0.362987933 x = 0.362987933 Simplifying x = 0.362987933

Subproblem 2

x + 31.5 = -31.862987933 Simplifying x + 31.5 = -31.862987933 Reorder the terms: 31.5 + x = -31.862987933 Solving 31.5 + x = -31.862987933 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-31.5' to each side of the equation. 31.5 + -31.5 + x = -31.862987933 + -31.5 Combine like terms: 31.5 + -31.5 = 0.0 0.0 + x = -31.862987933 + -31.5 x = -31.862987933 + -31.5 Combine like terms: -31.862987933 + -31.5 = -63.362987933 x = -63.362987933 Simplifying x = -63.362987933

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.362987933, -63.362987933}

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