x^2=-55-12x

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Solution for x^2=-55-12x equation:


Simplifying
x2 = -55 + -12x

Solving
x2 = -55 + -12x

Solving for variable 'x'.

Reorder the terms:
55 + 12x + x2 = -55 + -12x + 55 + 12x

Reorder the terms:
55 + 12x + x2 = -55 + 55 + -12x + 12x

Combine like terms: -55 + 55 = 0
55 + 12x + x2 = 0 + -12x + 12x
55 + 12x + x2 = -12x + 12x

Combine like terms: -12x + 12x = 0
55 + 12x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-55' to each side of the equation.
55 + 12x + -55 + x2 = 0 + -55

Reorder the terms:
55 + -55 + 12x + x2 = 0 + -55

Combine like terms: 55 + -55 = 0
0 + 12x + x2 = 0 + -55
12x + x2 = 0 + -55

Combine like terms: 0 + -55 = -55
12x + x2 = -55

The x term is 12x.  Take half its coefficient (6).
Square it (36) and add it to both sides.

Add '36' to each side of the equation.
12x + 36 + x2 = -55 + 36

Reorder the terms:
36 + 12x + x2 = -55 + 36

Combine like terms: -55 + 36 = -19
36 + 12x + x2 = -19

Factor a perfect square on the left side:
(x + 6)(x + 6) = -19

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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