3s^2+14s+10=0

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Solution for 3s^2+14s+10=0 equation: 


Simplifying
3s2 + 14s + 10 = 0

Reorder the terms:
10 + 14s + 3s2 = 0

Solving
10 + 14s + 3s2 = 0

Solving for variable 's'.

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

Divide each side by '3'.
3.333333333 + 4.666666667s + s2 = 0

Move the constant term to the right:

Add '-3.333333333' to each side of the equation.
3.333333333 + 4.666666667s + -3.333333333 + s2 = 0 + -3.333333333

Reorder the terms:
3.333333333 + -3.333333333 + 4.666666667s + s2 = 0 + -3.333333333

Combine like terms: 3.333333333 + -3.333333333 = 0.000000000
0.000000000 + 4.666666667s + s2 = 0 + -3.333333333
4.666666667s + s2 = 0 + -3.333333333

Combine like terms: 0 + -3.333333333 = -3.333333333
4.666666667s + s2 = -3.333333333

The s term is 4.666666667s.  Take half its coefficient (2.333333334).
Square it (5.444444448) and add it to both sides.

Add '5.444444448' to each side of the equation.
4.666666667s + 5.444444448 + s2 = -3.333333333 + 5.444444448

Reorder the terms:
5.444444448 + 4.666666667s + s2 = -3.333333333 + 5.444444448

Combine like terms: -3.333333333 + 5.444444448 = 2.111111115
5.444444448 + 4.666666667s + s2 = 2.111111115

Factor a perfect square on the left side:
(s + 2.333333334)(s + 2.333333334) = 2.111111115

Calculate the square root of the right side: 1.452966316

Break this problem into two subproblems by setting 
(s + 2.333333334) equal to 1.452966316 and -1.452966316.


Subproblem 1
s + 2.333333334 = 1.452966316

Simplifying
s + 2.333333334 = 1.452966316

Reorder the terms:
2.333333334 + s = 1.452966316

Solving
2.333333334 + s = 1.452966316

Solving for variable 's'.

Move all terms containing s to the left, all other terms to the right.

Add '-2.333333334' to each side of the equation.
2.333333334 + -2.333333334 + s = 1.452966316 + -2.333333334

Combine like terms: 2.333333334 + -2.333333334 = 0.000000000
0.000000000 + s = 1.452966316 + -2.333333334
s = 1.452966316 + -2.333333334

Combine like terms: 1.452966316 + -2.333333334 = -0.880367018
s = -0.880367018

Simplifying
s = -0.880367018


Subproblem 2
s + 2.333333334 = -1.452966316

Simplifying
s + 2.333333334 = -1.452966316

Reorder the terms:
2.333333334 + s = -1.452966316

Solving
2.333333334 + s = -1.452966316

Solving for variable 's'.

Move all terms containing s to the left, all other terms to the right.

Add '-2.333333334' to each side of the equation.
2.333333334 + -2.333333334 + s = -1.452966316 + -2.333333334

Combine like terms: 2.333333334 + -2.333333334 = 0.000000000
0.000000000 + s = -1.452966316 + -2.333333334
s = -1.452966316 + -2.333333334

Combine like terms: -1.452966316 + -2.333333334 = -3.78629965
s = -3.78629965

Simplifying
s = -3.78629965


Solution
The solution to the problem is based on the solutions
from the subproblems.
s = {-0.880367018, -3.78629965}

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