s^2+17s+53=

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Solution for s^2+17s+53= equation:


Simplifying
s2 + 17s + 53 = 0

Reorder the terms:
53 + 17s + s2 = 0

Solving
53 + 17s + s2 = 0

Solving for variable 's'.

Begin completing the square.

Move the constant term to the right:

Add '-53' to each side of the equation.
53 + 17s + -53 + s2 = 0 + -53

Reorder the terms:
53 + -53 + 17s + s2 = 0 + -53

Combine like terms: 53 + -53 = 0
0 + 17s + s2 = 0 + -53
17s + s2 = 0 + -53

Combine like terms: 0 + -53 = -53
17s + s2 = -53

The s term is 17s.  Take half its coefficient (8.5).
Square it (72.25) and add it to both sides.

Add '72.25' to each side of the equation.
17s + 72.25 + s2 = -53 + 72.25

Reorder the terms:
72.25 + 17s + s2 = -53 + 72.25

Combine like terms: -53 + 72.25 = 19.25
72.25 + 17s + s2 = 19.25

Factor a perfect square on the left side:
(s + 8.5)(s + 8.5) = 19.25

Calculate the square root of the right side: 4.387482194

Break this problem into two subproblems by setting 
(s + 8.5) equal to 4.387482194 and -4.387482194.

Subproblem 1

s + 8.5 = 4.387482194 Simplifying s + 8.5 = 4.387482194 Reorder the terms: 8.5 + s = 4.387482194 Solving 8.5 + s = 4.387482194 Solving for variable 's'. Move all terms containing s to the left, all other terms to the right. Add '-8.5' to each side of the equation. 8.5 + -8.5 + s = 4.387482194 + -8.5 Combine like terms: 8.5 + -8.5 = 0.0 0.0 + s = 4.387482194 + -8.5 s = 4.387482194 + -8.5 Combine like terms: 4.387482194 + -8.5 = -4.112517806 s = -4.112517806 Simplifying s = -4.112517806

Subproblem 2

s + 8.5 = -4.387482194 Simplifying s + 8.5 = -4.387482194 Reorder the terms: 8.5 + s = -4.387482194 Solving 8.5 + s = -4.387482194 Solving for variable 's'. Move all terms containing s to the left, all other terms to the right. Add '-8.5' to each side of the equation. 8.5 + -8.5 + s = -4.387482194 + -8.5 Combine like terms: 8.5 + -8.5 = 0.0 0.0 + s = -4.387482194 + -8.5 s = -4.387482194 + -8.5 Combine like terms: -4.387482194 + -8.5 = -12.887482194 s = -12.887482194 Simplifying s = -12.887482194

Solution

The solution to the problem is based on the solutions from the subproblems. s = {-4.112517806, -12.887482194}

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