2v^2+3v=20

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Solution for 2v^2+3v=20 equation:


Simplifying
2v2 + 3v = 20

Reorder the terms:
3v + 2v2 = 20

Solving
3v + 2v2 = 20

Solving for variable 'v'.

Reorder the terms:
-20 + 3v + 2v2 = 20 + -20

Combine like terms: 20 + -20 = 0
-20 + 3v + 2v2 = 0

Factor a trinomial.
(-4 + -1v)(5 + -2v) = 0

Subproblem 1

Set the factor '(-4 + -1v)' equal to zero and attempt to solve: Simplifying -4 + -1v = 0 Solving -4 + -1v = 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 + -1v = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -1v = 0 + 4 -1v = 0 + 4 Combine like terms: 0 + 4 = 4 -1v = 4 Divide each side by '-1'. v = -4 Simplifying v = -4

Subproblem 2

Set the factor '(5 + -2v)' equal to zero and attempt to solve: Simplifying 5 + -2v = 0 Solving 5 + -2v = 0 Move all terms containing v to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -2v = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -2v = 0 + -5 -2v = 0 + -5 Combine like terms: 0 + -5 = -5 -2v = -5 Divide each side by '-2'. v = 2.5 Simplifying v = 2.5

Solution

v = {-4, 2.5}

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