16x^2+11x+30=0

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Solution for 16x^2+11x+30=0 equation:


Simplifying
16x2 + 11x + 30 = 0

Reorder the terms:
30 + 11x + 16x2 = 0

Solving
30 + 11x + 16x2 = 0

Solving for variable 'x'.

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

Divide each side by '16'.
1.875 + 0.6875x + x2 = 0

Move the constant term to the right:

Add '-1.875' to each side of the equation.
1.875 + 0.6875x + -1.875 + x2 = 0 + -1.875

Reorder the terms:
1.875 + -1.875 + 0.6875x + x2 = 0 + -1.875

Combine like terms: 1.875 + -1.875 = 0.000
0.000 + 0.6875x + x2 = 0 + -1.875
0.6875x + x2 = 0 + -1.875

Combine like terms: 0 + -1.875 = -1.875
0.6875x + x2 = -1.875

The x term is 0.6875x.  Take half its coefficient (0.34375).
Square it (0.1181640625) and add it to both sides.

Add '0.1181640625' to each side of the equation.
0.6875x + 0.1181640625 + x2 = -1.875 + 0.1181640625

Reorder the terms:
0.1181640625 + 0.6875x + x2 = -1.875 + 0.1181640625

Combine like terms: -1.875 + 0.1181640625 = -1.7568359375
0.1181640625 + 0.6875x + x2 = -1.7568359375

Factor a perfect square on the left side:
(x + 0.34375)(x + 0.34375) = -1.7568359375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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