4x^2+2.65x+5=0

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Solution for 4x^2+2.65x+5=0 equation:


Simplifying
4x2 + 2.65x + 5 = 0

Reorder the terms:
5 + 2.65x + 4x2 = 0

Solving
5 + 2.65x + 4x2 = 0

Solving for variable 'x'.

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

Divide each side by '4'.
1.25 + 0.6625x + x2 = 0

Move the constant term to the right:

Add '-1.25' to each side of the equation.
1.25 + 0.6625x + -1.25 + x2 = 0 + -1.25

Reorder the terms:
1.25 + -1.25 + 0.6625x + x2 = 0 + -1.25

Combine like terms: 1.25 + -1.25 = 0.00
0.00 + 0.6625x + x2 = 0 + -1.25
0.6625x + x2 = 0 + -1.25

Combine like terms: 0 + -1.25 = -1.25
0.6625x + x2 = -1.25

The x term is 0.6625x.  Take half its coefficient (0.33125).
Square it (0.1097265625) and add it to both sides.

Add '0.1097265625' to each side of the equation.
0.6625x + 0.1097265625 + x2 = -1.25 + 0.1097265625

Reorder the terms:
0.1097265625 + 0.6625x + x2 = -1.25 + 0.1097265625

Combine like terms: -1.25 + 0.1097265625 = -1.1402734375
0.1097265625 + 0.6625x + x2 = -1.1402734375

Factor a perfect square on the left side:
(x + 0.33125)(x + 0.33125) = -1.1402734375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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