3x^2-x+140=0

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Solution for 3x^2-x+140=0 equation: 


Simplifying
3x2 + -1x + 140 = 0

Reorder the terms:
140 + -1x + 3x2 = 0

Solving
140 + -1x + 3x2 = 0

Solving for variable 'x'.

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

Divide each side by '3'.
46.66666667 + -0.3333333333x + x2 = 0

Move the constant term to the right:

Add '-46.66666667' to each side of the equation.
46.66666667 + -0.3333333333x + -46.66666667 + x2 = 0 + -46.66666667

Reorder the terms:
46.66666667 + -46.66666667 + -0.3333333333x + x2 = 0 + -46.66666667

Combine like terms: 46.66666667 + -46.66666667 = 0.00000000
0.00000000 + -0.3333333333x + x2 = 0 + -46.66666667
-0.3333333333x + x2 = 0 + -46.66666667

Combine like terms: 0 + -46.66666667 = -46.66666667
-0.3333333333x + x2 = -46.66666667

The x term is -0.3333333333x.  Take half its coefficient (-0.1666666667).
Square it (0.02777777779) and add it to both sides.

Add '0.02777777779' to each side of the equation.
-0.3333333333x + 0.02777777779 + x2 = -46.66666667 + 0.02777777779

Reorder the terms:
0.02777777779 + -0.3333333333x + x2 = -46.66666667 + 0.02777777779

Combine like terms: -46.66666667 + 0.02777777779 = -46.63888889221
0.02777777779 + -0.3333333333x + x2 = -46.63888889221

Factor a perfect square on the left side:
(x + -0.1666666667)(x + -0.1666666667) = -46.63888889221

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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