(5-v)(5v+2)=0

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Solution for (5-v)(5v+2)=0 equation:


Simplifying
(5 + -1v)(5v + 2) = 0

Reorder the terms:
(5 + -1v)(2 + 5v) = 0

Multiply (5 + -1v) * (2 + 5v)
(5(2 + 5v) + -1v * (2 + 5v)) = 0
((2 * 5 + 5v * 5) + -1v * (2 + 5v)) = 0
((10 + 25v) + -1v * (2 + 5v)) = 0
(10 + 25v + (2 * -1v + 5v * -1v)) = 0
(10 + 25v + (-2v + -5v2)) = 0

Combine like terms: 25v + -2v = 23v
(10 + 23v + -5v2) = 0

Solving
10 + 23v + -5v2 = 0

Solving for variable 'v'.

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

Subproblem 1

Set the factor '(5 + -1v)' equal to zero and attempt to solve: Simplifying 5 + -1v = 0 Solving 5 + -1v = 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 + -1v = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1v = 0 + -5 -1v = 0 + -5 Combine like terms: 0 + -5 = -5 -1v = -5 Divide each side by '-1'. v = 5 Simplifying v = 5

Subproblem 2

Set the factor '(2 + 5v)' equal to zero and attempt to solve: Simplifying 2 + 5v = 0 Solving 2 + 5v = 0 Move all terms containing v to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + 5v = 0 + -2 Combine like terms: 2 + -2 = 0 0 + 5v = 0 + -2 5v = 0 + -2 Combine like terms: 0 + -2 = -2 5v = -2 Divide each side by '5'. v = -0.4 Simplifying v = -0.4

Solution

v = {5, -0.4}

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