6x^2+12x+x^2+24=

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Solution for 6x^2+12x+x^2+24= equation:


Simplifying
6x2 + 12x + x2 + 24 = 0

Reorder the terms:
24 + 12x + 6x2 + x2 = 0

Combine like terms: 6x2 + x2 = 7x2
24 + 12x + 7x2 = 0

Solving
24 + 12x + 7x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
7 the coefficient of the squared term: 

Divide each side by '7'.
3.428571429 + 1.714285714x + x2 = 0

Move the constant term to the right:

Add '-3.428571429' to each side of the equation.
3.428571429 + 1.714285714x + -3.428571429 + x2 = 0 + -3.428571429

Reorder the terms:
3.428571429 + -3.428571429 + 1.714285714x + x2 = 0 + -3.428571429

Combine like terms: 3.428571429 + -3.428571429 = 0.000000000
0.000000000 + 1.714285714x + x2 = 0 + -3.428571429
1.714285714x + x2 = 0 + -3.428571429

Combine like terms: 0 + -3.428571429 = -3.428571429
1.714285714x + x2 = -3.428571429

The x term is 1.714285714x.  Take half its coefficient (0.857142857).
Square it (0.7346938773) and add it to both sides.

Add '0.7346938773' to each side of the equation.
1.714285714x + 0.7346938773 + x2 = -3.428571429 + 0.7346938773

Reorder the terms:
0.7346938773 + 1.714285714x + x2 = -3.428571429 + 0.7346938773

Combine like terms: -3.428571429 + 0.7346938773 = -2.6938775517
0.7346938773 + 1.714285714x + x2 = -2.6938775517

Factor a perfect square on the left side:
(x + 0.857142857)(x + 0.857142857) = -2.6938775517

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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