9x^2-25x+18=0

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Solution for 9x^2-25x+18=0 equation:


Simplifying
9x2 + -25x + 18 = 0

Reorder the terms:
18 + -25x + 9x2 = 0

Solving
18 + -25x + 9x2 = 0

Solving for variable 'x'.

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

Divide each side by '9'.
2 + -2.777777778x + x2 = 0

Move the constant term to the right:

Add '-2' to each side of the equation.
2 + -2.777777778x + -2 + x2 = 0 + -2

Reorder the terms:
2 + -2 + -2.777777778x + x2 = 0 + -2

Combine like terms: 2 + -2 = 0
0 + -2.777777778x + x2 = 0 + -2
-2.777777778x + x2 = 0 + -2

Combine like terms: 0 + -2 = -2
-2.777777778x + x2 = -2

The x term is -2.777777778x.  Take half its coefficient (-1.388888889).
Square it (1.929012346) and add it to both sides.

Add '1.929012346' to each side of the equation.
-2.777777778x + 1.929012346 + x2 = -2 + 1.929012346

Reorder the terms:
1.929012346 + -2.777777778x + x2 = -2 + 1.929012346

Combine like terms: -2 + 1.929012346 = -0.070987654
1.929012346 + -2.777777778x + x2 = -0.070987654

Factor a perfect square on the left side:
(x + -1.388888889)(x + -1.388888889) = -0.070987654

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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