x^2+14x+49=-18

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Solution for x^2+14x+49=-18 equation:


Simplifying
x2 + 14x + 49 = -18

Reorder the terms:
49 + 14x + x2 = -18

Solving
49 + 14x + x2 = -18

Solving for variable 'x'.

Reorder the terms:
49 + 18 + 14x + x2 = -18 + 18

Combine like terms: 49 + 18 = 67
67 + 14x + x2 = -18 + 18

Combine like terms: -18 + 18 = 0
67 + 14x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-67' to each side of the equation.
67 + 14x + -67 + x2 = 0 + -67

Reorder the terms:
67 + -67 + 14x + x2 = 0 + -67

Combine like terms: 67 + -67 = 0
0 + 14x + x2 = 0 + -67
14x + x2 = 0 + -67

Combine like terms: 0 + -67 = -67
14x + x2 = -67

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 = -67 + 49

Reorder the terms:
49 + 14x + x2 = -67 + 49

Combine like terms: -67 + 49 = -18
49 + 14x + x2 = -18

Factor a perfect square on the left side:
(x + 7)(x + 7) = -18

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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