8v^2-14v-15=0

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Solution for 8v^2-14v-15=0 equation:


Simplifying
8v2 + -14v + -15 = 0

Reorder the terms:
-15 + -14v + 8v2 = 0

Solving
-15 + -14v + 8v2 = 0

Solving for variable 'v'.

Factor a trinomial.
(-3 + -4v)(5 + -2v) = 0

Subproblem 1

Set the factor '(-3 + -4v)' equal to zero and attempt to solve: Simplifying -3 + -4v = 0 Solving -3 + -4v = 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 + -4v = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -4v = 0 + 3 -4v = 0 + 3 Combine like terms: 0 + 3 = 3 -4v = 3 Divide each side by '-4'. v = -0.75 Simplifying v = -0.75

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 = {-0.75, 2.5}

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