2x^2-9x+24=0

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Solution for 2x^2-9x+24=0 equation:


Simplifying
2x2 + -9x + 24 = 0

Reorder the terms:
24 + -9x + 2x2 = 0

Solving
24 + -9x + 2x2 = 0

Solving for variable 'x'.

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

Divide each side by '2'.
12 + -4.5x + x2 = 0

Move the constant term to the right:

Add '-12' to each side of the equation.
12 + -4.5x + -12 + x2 = 0 + -12

Reorder the terms:
12 + -12 + -4.5x + x2 = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -4.5x + x2 = 0 + -12
-4.5x + x2 = 0 + -12

Combine like terms: 0 + -12 = -12
-4.5x + x2 = -12

The x term is -4.5x.  Take half its coefficient (-2.25).
Square it (5.0625) and add it to both sides.

Add '5.0625' to each side of the equation.
-4.5x + 5.0625 + x2 = -12 + 5.0625

Reorder the terms:
5.0625 + -4.5x + x2 = -12 + 5.0625

Combine like terms: -12 + 5.0625 = -6.9375
5.0625 + -4.5x + x2 = -6.9375

Factor a perfect square on the left side:
(x + -2.25)(x + -2.25) = -6.9375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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