9x^2+2x+10=-7x

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Solution for 9x^2+2x+10=-7x equation:


Simplifying
9x2 + 2x + 10 = -7x

Reorder the terms:
10 + 2x + 9x2 = -7x

Solving
10 + 2x + 9x2 = -7x

Solving for variable 'x'.

Reorder the terms:
10 + 2x + 7x + 9x2 = -7x + 7x

Combine like terms: 2x + 7x = 9x
10 + 9x + 9x2 = -7x + 7x

Combine like terms: -7x + 7x = 0
10 + 9x + 9x2 = 0

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

Divide each side by '9'.
1.111111111 + x + x2 = 0

Move the constant term to the right:

Add '-1.111111111' to each side of the equation.
1.111111111 + x + -1.111111111 + x2 = 0 + -1.111111111

Reorder the terms:
1.111111111 + -1.111111111 + x + x2 = 0 + -1.111111111

Combine like terms: 1.111111111 + -1.111111111 = 0.000000000
0.000000000 + x + x2 = 0 + -1.111111111
x + x2 = 0 + -1.111111111

Combine like terms: 0 + -1.111111111 = -1.111111111
x + x2 = -1.111111111

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.
 + 0.25 + x2 = -1.111111111 + 0.25

Combine like terms:  + 0.25 = 1.25
1.25 + x2 = -1.111111111 + 0.25

Combine like terms: -1.111111111 + 0.25 = -0.861111111
1.25 + x2 = -0.861111111

Factor a perfect square on the left side:
(x + 0.5)(x + 0.5) = -0.861111111

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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