x^2-14x+120=0

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Solution for x^2-14x+120=0 equation:


Simplifying
x2 + -14x + 120 = 0

Reorder the terms:
120 + -14x + x2 = 0

Solving
120 + -14x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-120' to each side of the equation.
120 + -14x + -120 + x2 = 0 + -120

Reorder the terms:
120 + -120 + -14x + x2 = 0 + -120

Combine like terms: 120 + -120 = 0
0 + -14x + x2 = 0 + -120
-14x + x2 = 0 + -120

Combine like terms: 0 + -120 = -120
-14x + x2 = -120

The x term is -14x.  Take half its coefficient (-7).
Square it (49) and add it to both sides.

Add '49' to each side of the equation.
-14x + 49 + x2 = -120 + 49

Reorder the terms:
49 + -14x + x2 = -120 + 49

Combine like terms: -120 + 49 = -71
49 + -14x + x2 = -71

Factor a perfect square on the left side:
(x + -7)(x + -7) = -71

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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