x^2+14x+49=-16

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Solution for x^2+14x+49=-16 equation:


Simplifying
x2 + 14x + 49 = -16

Reorder the terms:
49 + 14x + x2 = -16

Solving
49 + 14x + x2 = -16

Solving for variable 'x'.

Reorder the terms:
49 + 16 + 14x + x2 = -16 + 16

Combine like terms: 49 + 16 = 65
65 + 14x + x2 = -16 + 16

Combine like terms: -16 + 16 = 0
65 + 14x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-65' to each side of the equation.
65 + 14x + -65 + x2 = 0 + -65

Reorder the terms:
65 + -65 + 14x + x2 = 0 + -65

Combine like terms: 65 + -65 = 0
0 + 14x + x2 = 0 + -65
14x + x2 = 0 + -65

Combine like terms: 0 + -65 = -65
14x + x2 = -65

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 = -65 + 49

Reorder the terms:
49 + 14x + x2 = -65 + 49

Combine like terms: -65 + 49 = -16
49 + 14x + x2 = -16

Factor a perfect square on the left side:
(x + 7)(x + 7) = -16

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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