-5x^2=-9x+6

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Solution for -5x^2=-9x+6 equation:


Simplifying
-5x2 = -9x + 6

Reorder the terms:
-5x2 = 6 + -9x

Solving
-5x2 = 6 + -9x

Solving for variable 'x'.

Reorder the terms:
-6 + 9x + -5x2 = 6 + -9x + -6 + 9x

Reorder the terms:
-6 + 9x + -5x2 = 6 + -6 + -9x + 9x

Combine like terms: 6 + -6 = 0
-6 + 9x + -5x2 = 0 + -9x + 9x
-6 + 9x + -5x2 = -9x + 9x

Combine like terms: -9x + 9x = 0
-6 + 9x + -5x2 = 0

Begin completing the square.  Divide all terms by
-5 the coefficient of the squared term: 

Divide each side by '-5'.
1.2 + -1.8x + x2 = 0

Move the constant term to the right:

Add '-1.2' to each side of the equation.
1.2 + -1.8x + -1.2 + x2 = 0 + -1.2

Reorder the terms:
1.2 + -1.2 + -1.8x + x2 = 0 + -1.2

Combine like terms: 1.2 + -1.2 = 0.0
0.0 + -1.8x + x2 = 0 + -1.2
-1.8x + x2 = 0 + -1.2

Combine like terms: 0 + -1.2 = -1.2
-1.8x + x2 = -1.2

The x term is -1.8x.  Take half its coefficient (-0.9).
Square it (0.81) and add it to both sides.

Add '0.81' to each side of the equation.
-1.8x + 0.81 + x2 = -1.2 + 0.81

Reorder the terms:
0.81 + -1.8x + x2 = -1.2 + 0.81

Combine like terms: -1.2 + 0.81 = -0.39
0.81 + -1.8x + x2 = -0.39

Factor a perfect square on the left side:
(x + -0.9)(x + -0.9) = -0.39

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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