s^2+11s+28=0

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Solution for s^2+11s+28=0 equation:


Simplifying
s2 + 11s + 28 = 0

Reorder the terms:
28 + 11s + s2 = 0

Solving
28 + 11s + s2 = 0

Solving for variable 's'.

Factor a trinomial.
(7 + s)(4 + s) = 0

Subproblem 1

Set the factor '(7 + s)' equal to zero and attempt to solve: Simplifying 7 + s = 0 Solving 7 + s = 0 Move all terms containing s to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + s = 0 + -7 Combine like terms: 7 + -7 = 0 0 + s = 0 + -7 s = 0 + -7 Combine like terms: 0 + -7 = -7 s = -7 Simplifying s = -7

Subproblem 2

Set the factor '(4 + s)' equal to zero and attempt to solve: Simplifying 4 + s = 0 Solving 4 + s = 0 Move all terms containing s to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + s = 0 + -4 Combine like terms: 4 + -4 = 0 0 + s = 0 + -4 s = 0 + -4 Combine like terms: 0 + -4 = -4 s = -4 Simplifying s = -4

Solution

s = {-7, -4}

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