x^2-12x=-320

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Solution for x^2-12x=-320 equation:


Simplifying
x2 + -12x = -320

Reorder the terms:
-12x + x2 = -320

Solving
-12x + x2 = -320

Solving for variable 'x'.

Reorder the terms:
320 + -12x + x2 = -320 + 320

Combine like terms: -320 + 320 = 0
320 + -12x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-320' to each side of the equation.
320 + -12x + -320 + x2 = 0 + -320

Reorder the terms:
320 + -320 + -12x + x2 = 0 + -320

Combine like terms: 320 + -320 = 0
0 + -12x + x2 = 0 + -320
-12x + x2 = 0 + -320

Combine like terms: 0 + -320 = -320
-12x + x2 = -320

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 = -320 + 36

Reorder the terms:
36 + -12x + x2 = -320 + 36

Combine like terms: -320 + 36 = -284
36 + -12x + x2 = -284

Factor a perfect square on the left side:
(x + -6)(x + -6) = -284

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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