x^2-3x+12=1

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Solution for x^2-3x+12=1 equation:


Simplifying
x2 + -3x + 12 = 1

Reorder the terms:
12 + -3x + x2 = 1

Solving
12 + -3x + x2 = 1

Solving for variable 'x'.

Reorder the terms:
12 + -1 + -3x + x2 = 1 + -1

Combine like terms: 12 + -1 = 11
11 + -3x + x2 = 1 + -1

Combine like terms: 1 + -1 = 0
11 + -3x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-11' to each side of the equation.
11 + -3x + -11 + x2 = 0 + -11

Reorder the terms:
11 + -11 + -3x + x2 = 0 + -11

Combine like terms: 11 + -11 = 0
0 + -3x + x2 = 0 + -11
-3x + x2 = 0 + -11

Combine like terms: 0 + -11 = -11
-3x + x2 = -11

The x term is -3x.  Take half its coefficient (-1.5).
Square it (2.25) and add it to both sides.

Add '2.25' to each side of the equation.
-3x + 2.25 + x2 = -11 + 2.25

Reorder the terms:
2.25 + -3x + x2 = -11 + 2.25

Combine like terms: -11 + 2.25 = -8.75
2.25 + -3x + x2 = -8.75

Factor a perfect square on the left side:
(x + -1.5)(x + -1.5) = -8.75

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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