v^2-6v-8=8

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Solution for v^2-6v-8=8 equation:


Simplifying
v2 + -6v + -8 = 8

Reorder the terms:
-8 + -6v + v2 = 8

Solving
-8 + -6v + v2 = 8

Solving for variable 'v'.

Reorder the terms:
-8 + -8 + -6v + v2 = 8 + -8

Combine like terms: -8 + -8 = -16
-16 + -6v + v2 = 8 + -8

Combine like terms: 8 + -8 = 0
-16 + -6v + v2 = 0

Factor a trinomial.
(-2 + -1v)(8 + -1v) = 0

Subproblem 1

Set the factor '(-2 + -1v)' equal to zero and attempt to solve: Simplifying -2 + -1v = 0 Solving -2 + -1v = 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 + -1v = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -1v = 0 + 2 -1v = 0 + 2 Combine like terms: 0 + 2 = 2 -1v = 2 Divide each side by '-1'. v = -2 Simplifying v = -2

Subproblem 2

Set the factor '(8 + -1v)' equal to zero and attempt to solve: Simplifying 8 + -1v = 0 Solving 8 + -1v = 0 Move all terms containing v to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -1v = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -1v = 0 + -8 -1v = 0 + -8 Combine like terms: 0 + -8 = -8 -1v = -8 Divide each side by '-1'. v = 8 Simplifying v = 8

Solution

v = {-2, 8}

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