3s^2+28s+9=0

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Solution for 3s^2+28s+9=0 equation:


Simplifying
3s2 + 28s + 9 = 0

Reorder the terms:
9 + 28s + 3s2 = 0

Solving
9 + 28s + 3s2 = 0

Solving for variable 's'.

Factor a trinomial.
(9 + s)(1 + 3s) = 0

Subproblem 1

Set the factor '(9 + s)' equal to zero and attempt to solve: Simplifying 9 + s = 0 Solving 9 + s = 0 Move all terms containing s to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + s = 0 + -9 Combine like terms: 9 + -9 = 0 0 + s = 0 + -9 s = 0 + -9 Combine like terms: 0 + -9 = -9 s = -9 Simplifying s = -9

Subproblem 2

Set the factor '(1 + 3s)' equal to zero and attempt to solve: Simplifying 1 + 3s = 0 Solving 1 + 3s = 0 Move all terms containing s to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + 3s = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 3s = 0 + -1 3s = 0 + -1 Combine like terms: 0 + -1 = -1 3s = -1 Divide each side by '3'. s = -0.3333333333 Simplifying s = -0.3333333333

Solution

s = {-9, -0.3333333333}

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