v^2+7=-8v

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Solution for v^2+7=-8v equation:


Simplifying
v2 + 7 = -8v

Reorder the terms:
7 + v2 = -8v

Solving
7 + v2 = -8v

Solving for variable 'v'.

Reorder the terms:
7 + 8v + v2 = -8v + 8v

Combine like terms: -8v + 8v = 0
7 + 8v + v2 = 0

Factor a trinomial.
(7 + v)(1 + v) = 0

Subproblem 1

Set the factor '(7 + v)' equal to zero and attempt to solve: Simplifying 7 + v = 0 Solving 7 + v = 0 Move all terms containing v to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + v = 0 + -7 Combine like terms: 7 + -7 = 0 0 + v = 0 + -7 v = 0 + -7 Combine like terms: 0 + -7 = -7 v = -7 Simplifying v = -7

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 = {-7, -1}

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