-x^2+6x-9=1

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Solution for -x^2+6x-9=1 equation:


Simplifying
-1x2 + 6x + -9 = 1

Reorder the terms:
-9 + 6x + -1x2 = 1

Solving
-9 + 6x + -1x2 = 1

Solving for variable 'x'.

Reorder the terms:
-9 + -1 + 6x + -1x2 = 1 + -1

Combine like terms: -9 + -1 = -10
-10 + 6x + -1x2 = 1 + -1

Combine like terms: 1 + -1 = 0
-10 + 6x + -1x2 = 0

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

Divide each side by '-1'.
10 + -6x + x2 = 0

Move the constant term to the right:

Add '-10' to each side of the equation.
10 + -6x + -10 + x2 = 0 + -10

Reorder the terms:
10 + -10 + -6x + x2 = 0 + -10

Combine like terms: 10 + -10 = 0
0 + -6x + x2 = 0 + -10
-6x + x2 = 0 + -10

Combine like terms: 0 + -10 = -10
-6x + x2 = -10

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 = -10 + 9

Reorder the terms:
9 + -6x + x2 = -10 + 9

Combine like terms: -10 + 9 = -1
9 + -6x + x2 = -1

Factor a perfect square on the left side:
(x + -3)(x + -3) = -1

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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