s^2+12s-12=14

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Solution for s^2+12s-12=14 equation:


Simplifying
s2 + 12s + -12 = 14

Reorder the terms:
-12 + 12s + s2 = 14

Solving
-12 + 12s + s2 = 14

Solving for variable 's'.

Reorder the terms:
-12 + -14 + 12s + s2 = 14 + -14

Combine like terms: -12 + -14 = -26
-26 + 12s + s2 = 14 + -14

Combine like terms: 14 + -14 = 0
-26 + 12s + s2 = 0

Begin completing the square.

Move the constant term to the right:

Add '26' to each side of the equation.
-26 + 12s + 26 + s2 = 0 + 26

Reorder the terms:
-26 + 26 + 12s + s2 = 0 + 26

Combine like terms: -26 + 26 = 0
0 + 12s + s2 = 0 + 26
12s + s2 = 0 + 26

Combine like terms: 0 + 26 = 26
12s + s2 = 26

The s term is 12s.  Take half its coefficient (6).
Square it (36) and add it to both sides.

Add '36' to each side of the equation.
12s + 36 + s2 = 26 + 36

Reorder the terms:
36 + 12s + s2 = 26 + 36

Combine like terms: 26 + 36 = 62
36 + 12s + s2 = 62

Factor a perfect square on the left side:
(s + 6)(s + 6) = 62

Calculate the square root of the right side: 7.874007874

Break this problem into two subproblems by setting 
(s + 6) equal to 7.874007874 and -7.874007874.

Subproblem 1

s + 6 = 7.874007874 Simplifying s + 6 = 7.874007874 Reorder the terms: 6 + s = 7.874007874 Solving 6 + s = 7.874007874 Solving for variable 's'. Move all terms containing s to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + s = 7.874007874 + -6 Combine like terms: 6 + -6 = 0 0 + s = 7.874007874 + -6 s = 7.874007874 + -6 Combine like terms: 7.874007874 + -6 = 1.874007874 s = 1.874007874 Simplifying s = 1.874007874

Subproblem 2

s + 6 = -7.874007874 Simplifying s + 6 = -7.874007874 Reorder the terms: 6 + s = -7.874007874 Solving 6 + s = -7.874007874 Solving for variable 's'. Move all terms containing s to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + s = -7.874007874 + -6 Combine like terms: 6 + -6 = 0 0 + s = -7.874007874 + -6 s = -7.874007874 + -6 Combine like terms: -7.874007874 + -6 = -13.874007874 s = -13.874007874 Simplifying s = -13.874007874

Solution

The solution to the problem is based on the solutions from the subproblems. s = {1.874007874, -13.874007874}

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