x^2+11x+55=0

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Solution for x^2+11x+55=0 equation:


Simplifying
x2 + 11x + 55 = 0

Reorder the terms:
55 + 11x + x2 = 0

Solving
55 + 11x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-55' to each side of the equation.
55 + 11x + -55 + x2 = 0 + -55

Reorder the terms:
55 + -55 + 11x + x2 = 0 + -55

Combine like terms: 55 + -55 = 0
0 + 11x + x2 = 0 + -55
11x + x2 = 0 + -55

Combine like terms: 0 + -55 = -55
11x + x2 = -55

The x term is 11x.  Take half its coefficient (5.5).
Square it (30.25) and add it to both sides.

Add '30.25' to each side of the equation.
11x + 30.25 + x2 = -55 + 30.25

Reorder the terms:
30.25 + 11x + x2 = -55 + 30.25

Combine like terms: -55 + 30.25 = -24.75
30.25 + 11x + x2 = -24.75

Factor a perfect square on the left side:
(x + 5.5)(x + 5.5) = -24.75

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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