x^2+7+x+7=0

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Solution for x^2+7+x+7=0 equation:


Simplifying
x2 + 7 + x + 7 = 0

Reorder the terms:
7 + 7 + x + x2 = 0

Combine like terms: 7 + 7 = 14
14 + x + x2 = 0

Solving
14 + x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

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

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

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

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

The x term is x.  Take half its coefficient (0.5).
Square it (0.25) and add it to both sides.

Add '0.25' to each side of the equation.
x + 0.25 + x2 = -14 + 0.25

Reorder the terms:
0.25 + x + x2 = -14 + 0.25

Combine like terms: -14 + 0.25 = -13.75
0.25 + x + x2 = -13.75

Factor a perfect square on the left side:
(x + 0.5)(x + 0.5) = -13.75

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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