v^2+v-90=

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Solution for v^2+v-90= equation:


Simplifying
v2 + v + -90 = 0

Reorder the terms:
-90 + v + v2 = 0

Solving
-90 + v + v2 = 0

Solving for variable 'v'.

Factor a trinomial.
(-10 + -1v)(9 + -1v) = 0

Subproblem 1

Set the factor '(-10 + -1v)' equal to zero and attempt to solve: Simplifying -10 + -1v = 0 Solving -10 + -1v = 0 Move all terms containing v to the left, all other terms to the right. Add '10' to each side of the equation. -10 + 10 + -1v = 0 + 10 Combine like terms: -10 + 10 = 0 0 + -1v = 0 + 10 -1v = 0 + 10 Combine like terms: 0 + 10 = 10 -1v = 10 Divide each side by '-1'. v = -10 Simplifying v = -10

Subproblem 2

Set the factor '(9 + -1v)' equal to zero and attempt to solve: Simplifying 9 + -1v = 0 Solving 9 + -1v = 0 Move all terms containing v to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1v = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1v = 0 + -9 -1v = 0 + -9 Combine like terms: 0 + -9 = -9 -1v = -9 Divide each side by '-1'. v = 9 Simplifying v = 9

Solution

v = {-10, 9}

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