3x*3x+5x=2-4

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Solution for 3x*3x+5x=2-4 equation:


Simplifying
3x * 3x + 5x = 2 + -4

Reorder the terms for easier multiplication:
3 * 3x * x + 5x = 2 + -4

Multiply 3 * 3
9x * x + 5x = 2 + -4

Multiply x * x
9x2 + 5x = 2 + -4

Reorder the terms:
5x + 9x2 = 2 + -4

Combine like terms: 2 + -4 = -2
5x + 9x2 = -2

Solving
5x + 9x2 = -2

Solving for variable 'x'.

Reorder the terms:
2 + 5x + 9x2 = -2 + 2

Combine like terms: -2 + 2 = 0
2 + 5x + 9x2 = 0

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

Divide each side by '9'.
0.2222222222 + 0.5555555556x + x2 = 0

Move the constant term to the right:

Add '-0.2222222222' to each side of the equation.
0.2222222222 + 0.5555555556x + -0.2222222222 + x2 = 0 + -0.2222222222

Reorder the terms:
0.2222222222 + -0.2222222222 + 0.5555555556x + x2 = 0 + -0.2222222222

Combine like terms: 0.2222222222 + -0.2222222222 = 0.0000000000
0.0000000000 + 0.5555555556x + x2 = 0 + -0.2222222222
0.5555555556x + x2 = 0 + -0.2222222222

Combine like terms: 0 + -0.2222222222 = -0.2222222222
0.5555555556x + x2 = -0.2222222222

The x term is 0.5555555556x.  Take half its coefficient (0.2777777778).
Square it (0.07716049384) and add it to both sides.

Add '0.07716049384' to each side of the equation.
0.5555555556x + 0.07716049384 + x2 = -0.2222222222 + 0.07716049384

Reorder the terms:
0.07716049384 + 0.5555555556x + x2 = -0.2222222222 + 0.07716049384

Combine like terms: -0.2222222222 + 0.07716049384 = -0.14506172836
0.07716049384 + 0.5555555556x + x2 = -0.14506172836

Factor a perfect square on the left side:
(x + 0.2777777778)(x + 0.2777777778) = -0.14506172836

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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