3x^2-9x+11.25=0

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Solution for 3x^2-9x+11.25=0 equation:


Simplifying
3x2 + -9x + 11.25 = 0

Reorder the terms:
11.25 + -9x + 3x2 = 0

Solving
11.25 + -9x + 3x2 = 0

Solving for variable 'x'.

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

Divide each side by '3'.
3.75 + -3x + x2 = 0

Move the constant term to the right:

Add '-3.75' to each side of the equation.
3.75 + -3x + -3.75 + x2 = 0 + -3.75

Reorder the terms:
3.75 + -3.75 + -3x + x2 = 0 + -3.75

Combine like terms: 3.75 + -3.75 = 0.00
0.00 + -3x + x2 = 0 + -3.75
-3x + x2 = 0 + -3.75

Combine like terms: 0 + -3.75 = -3.75
-3x + x2 = -3.75

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 = -3.75 + 2.25

Reorder the terms:
2.25 + -3x + x2 = -3.75 + 2.25

Combine like terms: -3.75 + 2.25 = -1.5
2.25 + -3x + x2 = -1.5

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

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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