x^2-6x+8=-8

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


Simplifying
x2 + -6x + 8 = -8

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

Solving
8 + -6x + x2 = -8

Solving for variable 'x'.

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

Combine like terms: 8 + 8 = 16
16 + -6x + x2 = -8 + 8

Combine like terms: -8 + 8 = 0
16 + -6x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-16' to each side of the equation.
16 + -6x + -16 + x2 = 0 + -16

Reorder the terms:
16 + -16 + -6x + x2 = 0 + -16

Combine like terms: 16 + -16 = 0
0 + -6x + x2 = 0 + -16
-6x + x2 = 0 + -16

Combine like terms: 0 + -16 = -16
-6x + x2 = -16

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 = -16 + 9

Reorder the terms:
9 + -6x + x2 = -16 + 9

Combine like terms: -16 + 9 = -7
9 + -6x + x2 = -7

Factor a perfect square on the left side:
(x + -3)(x + -3) = -7

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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