15x^2-29x+120=0

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Solution for 15x^2-29x+120=0 equation:


Simplifying
15x2 + -29x + 120 = 0

Reorder the terms:
120 + -29x + 15x2 = 0

Solving
120 + -29x + 15x2 = 0

Solving for variable 'x'.

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

Divide each side by '15'.
8 + -1.933333333x + x2 = 0

Move the constant term to the right:

Add '-8' to each side of the equation.
8 + -1.933333333x + -8 + x2 = 0 + -8

Reorder the terms:
8 + -8 + -1.933333333x + x2 = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -1.933333333x + x2 = 0 + -8
-1.933333333x + x2 = 0 + -8

Combine like terms: 0 + -8 = -8
-1.933333333x + x2 = -8

The x term is -1.933333333x.  Take half its coefficient (-0.9666666665).
Square it (0.9344444441) and add it to both sides.

Add '0.9344444441' to each side of the equation.
-1.933333333x + 0.9344444441 + x2 = -8 + 0.9344444441

Reorder the terms:
0.9344444441 + -1.933333333x + x2 = -8 + 0.9344444441

Combine like terms: -8 + 0.9344444441 = -7.0655555559
0.9344444441 + -1.933333333x + x2 = -7.0655555559

Factor a perfect square on the left side:
(x + -0.9666666665)(x + -0.9666666665) = -7.0655555559

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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