3x^2-24x+80=0

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Solution for 3x^2-24x+80=0 equation:


Simplifying
3x2 + -24x + 80 = 0

Reorder the terms:
80 + -24x + 3x2 = 0

Solving
80 + -24x + 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'.
26.66666667 + -8x + x2 = 0

Move the constant term to the right:

Add '-26.66666667' to each side of the equation.
26.66666667 + -8x + -26.66666667 + x2 = 0 + -26.66666667

Reorder the terms:
26.66666667 + -26.66666667 + -8x + x2 = 0 + -26.66666667

Combine like terms: 26.66666667 + -26.66666667 = 0.00000000
0.00000000 + -8x + x2 = 0 + -26.66666667
-8x + x2 = 0 + -26.66666667

Combine like terms: 0 + -26.66666667 = -26.66666667
-8x + x2 = -26.66666667

The x term is -8x.  Take half its coefficient (-4).
Square it (16) and add it to both sides.

Add '16' to each side of the equation.
-8x + 16 + x2 = -26.66666667 + 16

Reorder the terms:
16 + -8x + x2 = -26.66666667 + 16

Combine like terms: -26.66666667 + 16 = -10.66666667
16 + -8x + x2 = -10.66666667

Factor a perfect square on the left side:
(x + -4)(x + -4) = -10.66666667

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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