15s^2+5s+6=

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Solution for 15s^2+5s+6= equation:


Simplifying
15s2 + 5s + 6 = 0

Reorder the terms:
6 + 5s + 15s2 = 0

Solving
6 + 5s + 15s2 = 0

Solving for variable 's'.

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

Divide each side by '15'.
0.4 + 0.3333333333s + s2 = 0

Move the constant term to the right:

Add '-0.4' to each side of the equation.
0.4 + 0.3333333333s + -0.4 + s2 = 0 + -0.4

Reorder the terms:
0.4 + -0.4 + 0.3333333333s + s2 = 0 + -0.4

Combine like terms: 0.4 + -0.4 = 0.0
0.0 + 0.3333333333s + s2 = 0 + -0.4
0.3333333333s + s2 = 0 + -0.4

Combine like terms: 0 + -0.4 = -0.4
0.3333333333s + s2 = -0.4

The s term is 0.3333333333s.  Take half its coefficient (0.1666666667).
Square it (0.02777777779) and add it to both sides.

Add '0.02777777779' to each side of the equation.
0.3333333333s + 0.02777777779 + s2 = -0.4 + 0.02777777779

Reorder the terms:
0.02777777779 + 0.3333333333s + s2 = -0.4 + 0.02777777779

Combine like terms: -0.4 + 0.02777777779 = -0.37222222221
0.02777777779 + 0.3333333333s + s2 = -0.37222222221

Factor a perfect square on the left side:
(s + 0.1666666667)(s + 0.1666666667) = -0.37222222221

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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