8x^2+6=13x

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Solution for 8x^2+6=13x equation:


Simplifying
8x2 + 6 = 13x

Reorder the terms:
6 + 8x2 = 13x

Solving
6 + 8x2 = 13x

Solving for variable 'x'.

Reorder the terms:
6 + -13x + 8x2 = 13x + -13x

Combine like terms: 13x + -13x = 0
6 + -13x + 8x2 = 0

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

Divide each side by '8'.
0.75 + -1.625x + x2 = 0

Move the constant term to the right:

Add '-0.75' to each side of the equation.
0.75 + -1.625x + -0.75 + x2 = 0 + -0.75

Reorder the terms:
0.75 + -0.75 + -1.625x + x2 = 0 + -0.75

Combine like terms: 0.75 + -0.75 = 0.00
0.00 + -1.625x + x2 = 0 + -0.75
-1.625x + x2 = 0 + -0.75

Combine like terms: 0 + -0.75 = -0.75
-1.625x + x2 = -0.75

The x term is -1.625x.  Take half its coefficient (-0.8125).
Square it (0.66015625) and add it to both sides.

Add '0.66015625' to each side of the equation.
-1.625x + 0.66015625 + x2 = -0.75 + 0.66015625

Reorder the terms:
0.66015625 + -1.625x + x2 = -0.75 + 0.66015625

Combine like terms: -0.75 + 0.66015625 = -0.08984375
0.66015625 + -1.625x + x2 = -0.08984375

Factor a perfect square on the left side:
(x + -0.8125)(x + -0.8125) = -0.08984375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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