x^2-14x+49=-256

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Solution for x^2-14x+49=-256 equation:


Simplifying
x2 + -14x + 49 = -256

Reorder the terms:
49 + -14x + x2 = -256

Solving
49 + -14x + x2 = -256

Solving for variable 'x'.

Reorder the terms:
49 + 256 + -14x + x2 = -256 + 256

Combine like terms: 49 + 256 = 305
305 + -14x + x2 = -256 + 256

Combine like terms: -256 + 256 = 0
305 + -14x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-305' to each side of the equation.
305 + -14x + -305 + x2 = 0 + -305

Reorder the terms:
305 + -305 + -14x + x2 = 0 + -305

Combine like terms: 305 + -305 = 0
0 + -14x + x2 = 0 + -305
-14x + x2 = 0 + -305

Combine like terms: 0 + -305 = -305
-14x + x2 = -305

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 = -305 + 49

Reorder the terms:
49 + -14x + x2 = -305 + 49

Combine like terms: -305 + 49 = -256
49 + -14x + x2 = -256

Factor a perfect square on the left side:
(x + -7)(x + -7) = -256

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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