5v^2=-15-20v

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Solution for 5v^2=-15-20v equation:


Simplifying
5v2 = -15 + -20v

Solving
5v2 = -15 + -20v

Solving for variable 'v'.

Reorder the terms:
15 + 20v + 5v2 = -15 + -20v + 15 + 20v

Reorder the terms:
15 + 20v + 5v2 = -15 + 15 + -20v + 20v

Combine like terms: -15 + 15 = 0
15 + 20v + 5v2 = 0 + -20v + 20v
15 + 20v + 5v2 = -20v + 20v

Combine like terms: -20v + 20v = 0
15 + 20v + 5v2 = 0

Factor out the Greatest Common Factor (GCF), '5'.
5(3 + 4v + v2) = 0

Factor a trinomial.
5((3 + v)(1 + v)) = 0

Ignore the factor 5.

Subproblem 1

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

Subproblem 2

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

Solution

v = {-3, -1}

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