.0002x^2-.316x+127.9=0

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Solution for .0002x^2-.316x+127.9=0 equation:


Simplifying
0.0002x2 + -0.316x + 127.9 = 0

Reorder the terms:
127.9 + -0.316x + 0.0002x2 = 0

Solving
127.9 + -0.316x + 0.0002x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
0.0002 the coefficient of the squared term: 

Divide each side by '0.0002'.
639500 + -1580x + x2 = 0

Move the constant term to the right:

Add '-639500' to each side of the equation.
639500 + -1580x + -639500 + x2 = 0 + -639500

Reorder the terms:
639500 + -639500 + -1580x + x2 = 0 + -639500

Combine like terms: 639500 + -639500 = 0
0 + -1580x + x2 = 0 + -639500
-1580x + x2 = 0 + -639500

Combine like terms: 0 + -639500 = -639500
-1580x + x2 = -639500

The x term is -1580x.  Take half its coefficient (-790).
Square it (624100) and add it to both sides.

Add '624100' to each side of the equation.
-1580x + 624100 + x2 = -639500 + 624100

Reorder the terms:
624100 + -1580x + x2 = -639500 + 624100

Combine like terms: -639500 + 624100 = -15400
624100 + -1580x + x2 = -15400

Factor a perfect square on the left side:
(x + -790)(x + -790) = -15400

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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