7x^2-4x+11=2

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Solution for 7x^2-4x+11=2 equation:


Simplifying
7x2 + -4x + 11 = 2

Reorder the terms:
11 + -4x + 7x2 = 2

Solving
11 + -4x + 7x2 = 2

Solving for variable 'x'.

Reorder the terms:
11 + -2 + -4x + 7x2 = 2 + -2

Combine like terms: 11 + -2 = 9
9 + -4x + 7x2 = 2 + -2

Combine like terms: 2 + -2 = 0
9 + -4x + 7x2 = 0

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

Divide each side by '7'.
1.285714286 + -0.5714285714x + x2 = 0

Move the constant term to the right:

Add '-1.285714286' to each side of the equation.
1.285714286 + -0.5714285714x + -1.285714286 + x2 = 0 + -1.285714286

Reorder the terms:
1.285714286 + -1.285714286 + -0.5714285714x + x2 = 0 + -1.285714286

Combine like terms: 1.285714286 + -1.285714286 = 0.000000000
0.000000000 + -0.5714285714x + x2 = 0 + -1.285714286
-0.5714285714x + x2 = 0 + -1.285714286

Combine like terms: 0 + -1.285714286 = -1.285714286
-0.5714285714x + x2 = -1.285714286

The x term is -0.5714285714x.  Take half its coefficient (-0.2857142857).
Square it (0.08163265305) and add it to both sides.

Add '0.08163265305' to each side of the equation.
-0.5714285714x + 0.08163265305 + x2 = -1.285714286 + 0.08163265305

Reorder the terms:
0.08163265305 + -0.5714285714x + x2 = -1.285714286 + 0.08163265305

Combine like terms: -1.285714286 + 0.08163265305 = -1.20408163295
0.08163265305 + -0.5714285714x + x2 = -1.20408163295

Factor a perfect square on the left side:
(x + -0.2857142857)(x + -0.2857142857) = -1.20408163295

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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