9x^2-49x+120=0

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Solution for 9x^2-49x+120=0 equation:


Simplifying
9x2 + -49x + 120 = 0

Reorder the terms:
120 + -49x + 9x2 = 0

Solving
120 + -49x + 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'.
13.33333333 + -5.444444444x + x2 = 0

Move the constant term to the right:

Add '-13.33333333' to each side of the equation.
13.33333333 + -5.444444444x + -13.33333333 + x2 = 0 + -13.33333333

Reorder the terms:
13.33333333 + -13.33333333 + -5.444444444x + x2 = 0 + -13.33333333

Combine like terms: 13.33333333 + -13.33333333 = 0.00000000
0.00000000 + -5.444444444x + x2 = 0 + -13.33333333
-5.444444444x + x2 = 0 + -13.33333333

Combine like terms: 0 + -13.33333333 = -13.33333333
-5.444444444x + x2 = -13.33333333

The x term is -5.444444444x.  Take half its coefficient (-2.722222222).
Square it (7.410493826) and add it to both sides.

Add '7.410493826' to each side of the equation.
-5.444444444x + 7.410493826 + x2 = -13.33333333 + 7.410493826

Reorder the terms:
7.410493826 + -5.444444444x + x2 = -13.33333333 + 7.410493826

Combine like terms: -13.33333333 + 7.410493826 = -5.922839504
7.410493826 + -5.444444444x + x2 = -5.922839504

Factor a perfect square on the left side:
(x + -2.722222222)(x + -2.722222222) = -5.922839504

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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