9v^2+9v-28=0

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Solution for 9v^2+9v-28=0 equation:


Simplifying
9v2 + 9v + -28 = 0

Reorder the terms:
-28 + 9v + 9v2 = 0

Solving
-28 + 9v + 9v2 = 0

Solving for variable 'v'.

Factor a trinomial.
(-7 + -3v)(4 + -3v) = 0

Subproblem 1

Set the factor '(-7 + -3v)' equal to zero and attempt to solve: Simplifying -7 + -3v = 0 Solving -7 + -3v = 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 + -3v = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -3v = 0 + 7 -3v = 0 + 7 Combine like terms: 0 + 7 = 7 -3v = 7 Divide each side by '-3'. v = -2.333333333 Simplifying v = -2.333333333

Subproblem 2

Set the factor '(4 + -3v)' equal to zero and attempt to solve: Simplifying 4 + -3v = 0 Solving 4 + -3v = 0 Move all terms containing v to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -3v = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -3v = 0 + -4 -3v = 0 + -4 Combine like terms: 0 + -4 = -4 -3v = -4 Divide each side by '-3'. v = 1.333333333 Simplifying v = 1.333333333

Solution

v = {-2.333333333, 1.333333333}

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