0002x^2-.316x+127.9=7

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Solution for 0002x^2-.316x+127.9=7 equation:


Simplifying
2x2 + -0.316x + 127.9 = 7

Reorder the terms:
127.9 + -0.316x + 2x2 = 7

Solving
127.9 + -0.316x + 2x2 = 7

Solving for variable 'x'.

Reorder the terms:
127.9 + -7 + -0.316x + 2x2 = 7 + -7

Combine like terms: 127.9 + -7 = 120.9
120.9 + -0.316x + 2x2 = 7 + -7

Combine like terms: 7 + -7 = 0
120.9 + -0.316x + 2x2 = 0

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

Divide each side by '2'.
60.45 + -0.158x + x2 = 0

Move the constant term to the right:

Add '-60.45' to each side of the equation.
60.45 + -0.158x + -60.45 + x2 = 0 + -60.45

Reorder the terms:
60.45 + -60.45 + -0.158x + x2 = 0 + -60.45

Combine like terms: 60.45 + -60.45 = 0.00
0.00 + -0.158x + x2 = 0 + -60.45
-0.158x + x2 = 0 + -60.45

Combine like terms: 0 + -60.45 = -60.45
-0.158x + x2 = -60.45

The x term is -0.158x.  Take half its coefficient (-0.079).
Square it (0.006241) and add it to both sides.

Add '0.006241' to each side of the equation.
-0.158x + 0.006241 + x2 = -60.45 + 0.006241

Reorder the terms:
0.006241 + -0.158x + x2 = -60.45 + 0.006241

Combine like terms: -60.45 + 0.006241 = -60.443759
0.006241 + -0.158x + x2 = -60.443759

Factor a perfect square on the left side:
(x + -0.079)(x + -0.079) = -60.443759

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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