(x-9x^2)=49

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Solution for (x-9x^2)=49 equation:


Simplifying
(x + -9x2) = 49

Remove parenthesis around (x + -9x2)
x + -9x2 = 49

Solving
x + -9x2 = 49

Solving for variable 'x'.

Reorder the terms:
-49 + x + -9x2 = 49 + -49

Combine like terms: 49 + -49 = 0
-49 + x + -9x2 = 0

Begin completing the square.  Divide all terms by
-9 the coefficient of the squared term: 

Divide each side by '-9'.
5.444444444 + -0.1111111111x + x2 = 0

Move the constant term to the right:

Add '-5.444444444' to each side of the equation.
5.444444444 + -0.1111111111x + -5.444444444 + x2 = 0 + -5.444444444

Reorder the terms:
5.444444444 + -5.444444444 + -0.1111111111x + x2 = 0 + -5.444444444

Combine like terms: 5.444444444 + -5.444444444 = 0.000000000
0.000000000 + -0.1111111111x + x2 = 0 + -5.444444444
-0.1111111111x + x2 = 0 + -5.444444444

Combine like terms: 0 + -5.444444444 = -5.444444444
-0.1111111111x + x2 = -5.444444444

The x term is x.  Take half its coefficient (0.5).
Square it (0.25) and add it to both sides.

Add '0.25' to each side of the equation.
-0.1111111111x + 0.25 + x2 = -5.444444444 + 0.25

Reorder the terms:
0.25 + -0.1111111111x + x2 = -5.444444444 + 0.25

Combine like terms: -5.444444444 + 0.25 = -5.194444444
0.25 + -0.1111111111x + x2 = -5.194444444

Factor a perfect square on the left side:
(x + 0.5)(x + 0.5) = -5.194444444

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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