6x^2-43x+84=0

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Solution for 6x^2-43x+84=0 equation:


Simplifying
6x2 + -43x + 84 = 0

Reorder the terms:
84 + -43x + 6x2 = 0

Solving
84 + -43x + 6x2 = 0

Solving for variable 'x'.

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

Divide each side by '6'.
14 + -7.166666667x + x2 = 0

Move the constant term to the right:

Add '-14' to each side of the equation.
14 + -7.166666667x + -14 + x2 = 0 + -14

Reorder the terms:
14 + -14 + -7.166666667x + x2 = 0 + -14

Combine like terms: 14 + -14 = 0
0 + -7.166666667x + x2 = 0 + -14
-7.166666667x + x2 = 0 + -14

Combine like terms: 0 + -14 = -14
-7.166666667x + x2 = -14

The x term is -7.166666667x.  Take half its coefficient (-3.583333334).
Square it (12.84027778) and add it to both sides.

Add '12.84027778' to each side of the equation.
-7.166666667x + 12.84027778 + x2 = -14 + 12.84027778

Reorder the terms:
12.84027778 + -7.166666667x + x2 = -14 + 12.84027778

Combine like terms: -14 + 12.84027778 = -1.15972222
12.84027778 + -7.166666667x + x2 = -1.15972222

Factor a perfect square on the left side:
(x + -3.583333334)(x + -3.583333334) = -1.15972222

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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