2x^2-14x^2+x-7=0

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Solution for 2x^2-14x^2+x-7=0 equation:


Simplifying
2x2 + -14x2 + x + -7 = 0

Reorder the terms:
-7 + x + 2x2 + -14x2 = 0

Combine like terms: 2x2 + -14x2 = -12x2
-7 + x + -12x2 = 0

Solving
-7 + x + -12x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-12 the coefficient of the squared term: 

Divide each side by '-12'.
0.5833333333 + -0.08333333333x + x2 = 0

Move the constant term to the right:

Add '-0.5833333333' to each side of the equation.
0.5833333333 + -0.08333333333x + -0.5833333333 + x2 = 0 + -0.5833333333

Reorder the terms:
0.5833333333 + -0.5833333333 + -0.08333333333x + x2 = 0 + -0.5833333333

Combine like terms: 0.5833333333 + -0.5833333333 = 0.0000000000
0.0000000000 + -0.08333333333x + x2 = 0 + -0.5833333333
-0.08333333333x + x2 = 0 + -0.5833333333

Combine like terms: 0 + -0.5833333333 = -0.5833333333
-0.08333333333x + x2 = -0.5833333333

The x term is x.  Take half its coefficient (0.5).
Square it (0.25) and add it to both sides.

Add '0.25' to each side of the equation.
-0.08333333333x + 0.25 + x2 = -0.5833333333 + 0.25

Reorder the terms:
0.25 + -0.08333333333x + x2 = -0.5833333333 + 0.25

Combine like terms: -0.5833333333 + 0.25 = -0.3333333333
0.25 + -0.08333333333x + x2 = -0.3333333333

Factor a perfect square on the left side:
(x + 0.5)(x + 0.5) = -0.3333333333

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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