-25s^2-20s-4=0

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Solution for -25s^2-20s-4=0 equation:


Simplifying
-25s2 + -20s + -4 = 0

Reorder the terms:
-4 + -20s + -25s2 = 0

Solving
-4 + -20s + -25s2 = 0

Solving for variable 's'.

Factor out the Greatest Common Factor (GCF), '-1'.
-1(4 + 20s + 25s2) = 0

Factor a trinomial.
-1((2 + 5s)(2 + 5s)) = 0

Ignore the factor -1.

Subproblem 1

Set the factor '(2 + 5s)' equal to zero and attempt to solve: Simplifying 2 + 5s = 0 Solving 2 + 5s = 0 Move all terms containing s to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + 5s = 0 + -2 Combine like terms: 2 + -2 = 0 0 + 5s = 0 + -2 5s = 0 + -2 Combine like terms: 0 + -2 = -2 5s = -2 Divide each side by '5'. s = -0.4 Simplifying s = -0.4

Subproblem 2

Set the factor '(2 + 5s)' equal to zero and attempt to solve: Simplifying 2 + 5s = 0 Solving 2 + 5s = 0 Move all terms containing s to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + 5s = 0 + -2 Combine like terms: 2 + -2 = 0 0 + 5s = 0 + -2 5s = 0 + -2 Combine like terms: 0 + -2 = -2 5s = -2 Divide each side by '5'. s = -0.4 Simplifying s = -0.4

Solution

s = {-0.4, -0.4}

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