3u^2-28u+67=0

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Solution for 3u^2-28u+67=0 equation:


Simplifying
3u2 + -28u + 67 = 0

Reorder the terms:
67 + -28u + 3u2 = 0

Solving
67 + -28u + 3u2 = 0

Solving for variable 'u'.

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

Divide each side by '3'.
22.33333333 + -9.333333333u + u2 = 0

Move the constant term to the right:

Add '-22.33333333' to each side of the equation.
22.33333333 + -9.333333333u + -22.33333333 + u2 = 0 + -22.33333333

Reorder the terms:
22.33333333 + -22.33333333 + -9.333333333u + u2 = 0 + -22.33333333

Combine like terms: 22.33333333 + -22.33333333 = 0.00000000
0.00000000 + -9.333333333u + u2 = 0 + -22.33333333
-9.333333333u + u2 = 0 + -22.33333333

Combine like terms: 0 + -22.33333333 = -22.33333333
-9.333333333u + u2 = -22.33333333

The u term is -9.333333333u.  Take half its coefficient (-4.666666667).
Square it (21.77777778) and add it to both sides.

Add '21.77777778' to each side of the equation.
-9.333333333u + 21.77777778 + u2 = -22.33333333 + 21.77777778

Reorder the terms:
21.77777778 + -9.333333333u + u2 = -22.33333333 + 21.77777778

Combine like terms: -22.33333333 + 21.77777778 = -0.55555555
21.77777778 + -9.333333333u + u2 = -0.55555555

Factor a perfect square on the left side:
(u + -4.666666667)(u + -4.666666667) = -0.55555555

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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