x^2+8x+12=-12

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Solution for x^2+8x+12=-12 equation:


Simplifying
x2 + 8x + 12 = -12

Reorder the terms:
12 + 8x + x2 = -12

Solving
12 + 8x + x2 = -12

Solving for variable 'x'.

Reorder the terms:
12 + 12 + 8x + x2 = -12 + 12

Combine like terms: 12 + 12 = 24
24 + 8x + x2 = -12 + 12

Combine like terms: -12 + 12 = 0
24 + 8x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-24' to each side of the equation.
24 + 8x + -24 + x2 = 0 + -24

Reorder the terms:
24 + -24 + 8x + x2 = 0 + -24

Combine like terms: 24 + -24 = 0
0 + 8x + x2 = 0 + -24
8x + x2 = 0 + -24

Combine like terms: 0 + -24 = -24
8x + x2 = -24

The x term is 8x.  Take half its coefficient (4).
Square it (16) and add it to both sides.

Add '16' to each side of the equation.
8x + 16 + x2 = -24 + 16

Reorder the terms:
16 + 8x + x2 = -24 + 16

Combine like terms: -24 + 16 = -8
16 + 8x + x2 = -8

Factor a perfect square on the left side:
(x + 4)(x + 4) = -8

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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