-5x^2+14.1x-9.99=0

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Solution for -5x^2+14.1x-9.99=0 equation:


Simplifying
-5x2 + 14.1x + -9.99 = 0

Reorder the terms:
-9.99 + 14.1x + -5x2 = 0

Solving
-9.99 + 14.1x + -5x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-5 the coefficient of the squared term: 

Divide each side by '-5'.
1.998 + -2.82x + x2 = 0

Move the constant term to the right:

Add '-1.998' to each side of the equation.
1.998 + -2.82x + -1.998 + x2 = 0 + -1.998

Reorder the terms:
1.998 + -1.998 + -2.82x + x2 = 0 + -1.998

Combine like terms: 1.998 + -1.998 = 0.000
0.000 + -2.82x + x2 = 0 + -1.998
-2.82x + x2 = 0 + -1.998

Combine like terms: 0 + -1.998 = -1.998
-2.82x + x2 = -1.998

The x term is -2.82x.  Take half its coefficient (-1.41).
Square it (1.9881) and add it to both sides.

Add '1.9881' to each side of the equation.
-2.82x + 1.9881 + x2 = -1.998 + 1.9881

Reorder the terms:
1.9881 + -2.82x + x2 = -1.998 + 1.9881

Combine like terms: -1.998 + 1.9881 = -0.0099
1.9881 + -2.82x + x2 = -0.0099

Factor a perfect square on the left side:
(x + -1.41)(x + -1.41) = -0.0099

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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