15x^2-23x+16=0

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Solution for 15x^2-23x+16=0 equation:


Simplifying
15x2 + -23x + 16 = 0

Reorder the terms:
16 + -23x + 15x2 = 0

Solving
16 + -23x + 15x2 = 0

Solving for variable 'x'.

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

Divide each side by '15'.
1.066666667 + -1.533333333x + x2 = 0

Move the constant term to the right:

Add '-1.066666667' to each side of the equation.
1.066666667 + -1.533333333x + -1.066666667 + x2 = 0 + -1.066666667

Reorder the terms:
1.066666667 + -1.066666667 + -1.533333333x + x2 = 0 + -1.066666667

Combine like terms: 1.066666667 + -1.066666667 = 0.000000000
0.000000000 + -1.533333333x + x2 = 0 + -1.066666667
-1.533333333x + x2 = 0 + -1.066666667

Combine like terms: 0 + -1.066666667 = -1.066666667
-1.533333333x + x2 = -1.066666667

The x term is -1.533333333x.  Take half its coefficient (-0.7666666665).
Square it (0.5877777775) and add it to both sides.

Add '0.5877777775' to each side of the equation.
-1.533333333x + 0.5877777775 + x2 = -1.066666667 + 0.5877777775

Reorder the terms:
0.5877777775 + -1.533333333x + x2 = -1.066666667 + 0.5877777775

Combine like terms: -1.066666667 + 0.5877777775 = -0.4788888895
0.5877777775 + -1.533333333x + x2 = -0.4788888895

Factor a perfect square on the left side:
(x + -0.7666666665)(x + -0.7666666665) = -0.4788888895

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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