8s^2-18st-5t^2=

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Solution for 8s^2-18st-5t^2= equation:


Simplifying
8s2 + -18st + -5t2 = 0

Reorder the terms:
-18st + 8s2 + -5t2 = 0

Solving
-18st + 8s2 + -5t2 = 0

Solving for variable 's'.

Factor a trinomial.
(2s + -5t)(4s + t) = 0

Subproblem 1

Set the factor '(2s + -5t)' equal to zero and attempt to solve: Simplifying 2s + -5t = 0 Solving 2s + -5t = 0 Move all terms containing s to the left, all other terms to the right. Add '5t' to each side of the equation. 2s + -5t + 5t = 0 + 5t Combine like terms: -5t + 5t = 0 2s + 0 = 0 + 5t 2s = 0 + 5t Remove the zero: 2s = 5t Divide each side by '2'. s = 2.5t Simplifying s = 2.5t

Subproblem 2

Set the factor '(4s + t)' equal to zero and attempt to solve: Simplifying 4s + t = 0 Solving 4s + t = 0 Move all terms containing s to the left, all other terms to the right. Add '-1t' to each side of the equation. 4s + t + -1t = 0 + -1t Combine like terms: t + -1t = 0 4s + 0 = 0 + -1t 4s = 0 + -1t Remove the zero: 4s = -1t Divide each side by '4'. s = -0.25t Simplifying s = -0.25t

Solution

s = {2.5t, -0.25t}

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