8x-23=x^2+2x+1

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Solution for 8x-23=x^2+2x+1 equation:


Simplifying
8x + -23 = x2 + 2x + 1

Reorder the terms:
-23 + 8x = x2 + 2x + 1

Reorder the terms:
-23 + 8x = 1 + 2x + x2

Solving
-23 + 8x = 1 + 2x + x2

Solving for variable 'x'.

Reorder the terms:
-23 + -1 + 8x + -2x + -1x2 = 1 + 2x + x2 + -1 + -2x + -1x2

Combine like terms: -23 + -1 = -24
-24 + 8x + -2x + -1x2 = 1 + 2x + x2 + -1 + -2x + -1x2

Combine like terms: 8x + -2x = 6x
-24 + 6x + -1x2 = 1 + 2x + x2 + -1 + -2x + -1x2

Reorder the terms:
-24 + 6x + -1x2 = 1 + -1 + 2x + -2x + x2 + -1x2

Combine like terms: 1 + -1 = 0
-24 + 6x + -1x2 = 0 + 2x + -2x + x2 + -1x2
-24 + 6x + -1x2 = 2x + -2x + x2 + -1x2

Combine like terms: 2x + -2x = 0
-24 + 6x + -1x2 = 0 + x2 + -1x2
-24 + 6x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
-24 + 6x + -1x2 = 0

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
24 + -6x + x2 = 0

Move the constant term to the right:

Add '-24' to each side of the equation.
24 + -6x + -24 + x2 = 0 + -24

Reorder the terms:
24 + -24 + -6x + x2 = 0 + -24

Combine like terms: 24 + -24 = 0
0 + -6x + x2 = 0 + -24
-6x + x2 = 0 + -24

Combine like terms: 0 + -24 = -24
-6x + x2 = -24

The x term is -6x.  Take half its coefficient (-3).
Square it (9) and add it to both sides.

Add '9' to each side of the equation.
-6x + 9 + x2 = -24 + 9

Reorder the terms:
9 + -6x + x2 = -24 + 9

Combine like terms: -24 + 9 = -15
9 + -6x + x2 = -15

Factor a perfect square on the left side:
(x + -3)(x + -3) = -15

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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