21v^2+184v=-75

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Solution for 21v^2+184v=-75 equation:


Simplifying
21v2 + 184v = -75

Reorder the terms:
184v + 21v2 = -75

Solving
184v + 21v2 = -75

Solving for variable 'v'.

Reorder the terms:
75 + 184v + 21v2 = -75 + 75

Combine like terms: -75 + 75 = 0
75 + 184v + 21v2 = 0

Factor a trinomial.
(25 + 3v)(3 + 7v) = 0

Subproblem 1

Set the factor '(25 + 3v)' equal to zero and attempt to solve: Simplifying 25 + 3v = 0 Solving 25 + 3v = 0 Move all terms containing v to the left, all other terms to the right. Add '-25' to each side of the equation. 25 + -25 + 3v = 0 + -25 Combine like terms: 25 + -25 = 0 0 + 3v = 0 + -25 3v = 0 + -25 Combine like terms: 0 + -25 = -25 3v = -25 Divide each side by '3'. v = -8.333333333 Simplifying v = -8.333333333

Subproblem 2

Set the factor '(3 + 7v)' equal to zero and attempt to solve: Simplifying 3 + 7v = 0 Solving 3 + 7v = 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 + 7v = 0 + -3 Combine like terms: 3 + -3 = 0 0 + 7v = 0 + -3 7v = 0 + -3 Combine like terms: 0 + -3 = -3 7v = -3 Divide each side by '7'. v = -0.4285714286 Simplifying v = -0.4285714286

Solution

v = {-8.333333333, -0.4285714286}

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