-3x^2=-5x+13

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Solution for -3x^2=-5x+13 equation:


Simplifying
-3x2 = -5x + 13

Reorder the terms:
-3x2 = 13 + -5x

Solving
-3x2 = 13 + -5x

Solving for variable 'x'.

Reorder the terms:
-13 + 5x + -3x2 = 13 + -5x + -13 + 5x

Reorder the terms:
-13 + 5x + -3x2 = 13 + -13 + -5x + 5x

Combine like terms: 13 + -13 = 0
-13 + 5x + -3x2 = 0 + -5x + 5x
-13 + 5x + -3x2 = -5x + 5x

Combine like terms: -5x + 5x = 0
-13 + 5x + -3x2 = 0

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

Divide each side by '-3'.
4.333333333 + -1.666666667x + x2 = 0

Move the constant term to the right:

Add '-4.333333333' to each side of the equation.
4.333333333 + -1.666666667x + -4.333333333 + x2 = 0 + -4.333333333

Reorder the terms:
4.333333333 + -4.333333333 + -1.666666667x + x2 = 0 + -4.333333333

Combine like terms: 4.333333333 + -4.333333333 = 0.000000000
0.000000000 + -1.666666667x + x2 = 0 + -4.333333333
-1.666666667x + x2 = 0 + -4.333333333

Combine like terms: 0 + -4.333333333 = -4.333333333
-1.666666667x + x2 = -4.333333333

The x term is -1.666666667x.  Take half its coefficient (-0.8333333335).
Square it (0.6944444447) and add it to both sides.

Add '0.6944444447' to each side of the equation.
-1.666666667x + 0.6944444447 + x2 = -4.333333333 + 0.6944444447

Reorder the terms:
0.6944444447 + -1.666666667x + x2 = -4.333333333 + 0.6944444447

Combine like terms: -4.333333333 + 0.6944444447 = -3.6388888883
0.6944444447 + -1.666666667x + x2 = -3.6388888883

Factor a perfect square on the left side:
(x + -0.8333333335)(x + -0.8333333335) = -3.6388888883

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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