x^2+119x+120=

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Solution for x^2+119x+120= equation:


Simplifying
x2 + 119x + 120 = 0

Reorder the terms:
120 + 119x + x2 = 0

Solving
120 + 119x + 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 + 119x + -120 + x2 = 0 + -120

Reorder the terms:
120 + -120 + 119x + x2 = 0 + -120

Combine like terms: 120 + -120 = 0
0 + 119x + x2 = 0 + -120
119x + x2 = 0 + -120

Combine like terms: 0 + -120 = -120
119x + x2 = -120

The x term is 119x.  Take half its coefficient (59.5).
Square it (3540.25) and add it to both sides.

Add '3540.25' to each side of the equation.
119x + 3540.25 + x2 = -120 + 3540.25

Reorder the terms:
3540.25 + 119x + x2 = -120 + 3540.25

Combine like terms: -120 + 3540.25 = 3420.25
3540.25 + 119x + x2 = 3420.25

Factor a perfect square on the left side:
(x + 59.5)(x + 59.5) = 3420.25

Calculate the square root of the right side: 58.482903485

Break this problem into two subproblems by setting 
(x + 59.5) equal to 58.482903485 and -58.482903485.

Subproblem 1

x + 59.5 = 58.482903485 Simplifying x + 59.5 = 58.482903485 Reorder the terms: 59.5 + x = 58.482903485 Solving 59.5 + x = 58.482903485 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-59.5' to each side of the equation. 59.5 + -59.5 + x = 58.482903485 + -59.5 Combine like terms: 59.5 + -59.5 = 0.0 0.0 + x = 58.482903485 + -59.5 x = 58.482903485 + -59.5 Combine like terms: 58.482903485 + -59.5 = -1.017096515 x = -1.017096515 Simplifying x = -1.017096515

Subproblem 2

x + 59.5 = -58.482903485 Simplifying x + 59.5 = -58.482903485 Reorder the terms: 59.5 + x = -58.482903485 Solving 59.5 + x = -58.482903485 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-59.5' to each side of the equation. 59.5 + -59.5 + x = -58.482903485 + -59.5 Combine like terms: 59.5 + -59.5 = 0.0 0.0 + x = -58.482903485 + -59.5 x = -58.482903485 + -59.5 Combine like terms: -58.482903485 + -59.5 = -117.982903485 x = -117.982903485 Simplifying x = -117.982903485

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-1.017096515, -117.982903485}

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