3v^2+7v=-4

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Solution for 3v^2+7v=-4 equation:


Simplifying
3v2 + 7v = -4

Reorder the terms:
7v + 3v2 = -4

Solving
7v + 3v2 = -4

Solving for variable 'v'.

Reorder the terms:
4 + 7v + 3v2 = -4 + 4

Combine like terms: -4 + 4 = 0
4 + 7v + 3v2 = 0

Factor a trinomial.
(4 + 3v)(1 + v) = 0

Subproblem 1

Set the factor '(4 + 3v)' equal to zero and attempt to solve: Simplifying 4 + 3v = 0 Solving 4 + 3v = 0 Move all terms containing v to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + 3v = 0 + -4 Combine like terms: 4 + -4 = 0 0 + 3v = 0 + -4 3v = 0 + -4 Combine like terms: 0 + -4 = -4 3v = -4 Divide each side by '3'. v = -1.333333333 Simplifying v = -1.333333333

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 = {-1.333333333, -1}

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