9X^2+22X+16=0

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Solution for 9X^2+22X+16=0 equation:


Simplifying
9X2 + 22X + 16 = 0

Reorder the terms:
16 + 22X + 9X2 = 0

Solving
16 + 22X + 9X2 = 0

Solving for variable 'X'.

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

Divide each side by '9'.
1.777777778 + 2.444444444X + X2 = 0

Move the constant term to the right:

Add '-1.777777778' to each side of the equation.
1.777777778 + 2.444444444X + -1.777777778 + X2 = 0 + -1.777777778

Reorder the terms:
1.777777778 + -1.777777778 + 2.444444444X + X2 = 0 + -1.777777778

Combine like terms: 1.777777778 + -1.777777778 = 0.000000000
0.000000000 + 2.444444444X + X2 = 0 + -1.777777778
2.444444444X + X2 = 0 + -1.777777778

Combine like terms: 0 + -1.777777778 = -1.777777778
2.444444444X + X2 = -1.777777778

The X term is 2.444444444X.  Take half its coefficient (1.222222222).
Square it (1.493827160) and add it to both sides.

Add '1.493827160' to each side of the equation.
2.444444444X + 1.493827160 + X2 = -1.777777778 + 1.493827160

Reorder the terms:
1.493827160 + 2.444444444X + X2 = -1.777777778 + 1.493827160

Combine like terms: -1.777777778 + 1.493827160 = -0.283950618
1.493827160 + 2.444444444X + X2 = -0.283950618

Factor a perfect square on the left side:
(X + 1.222222222)(X + 1.222222222) = -0.283950618

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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