(v-7)(v-7)=2v^2-18v+44

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Solution for (v-7)(v-7)=2v^2-18v+44 equation:


Simplifying
(v + -7)(v + -7) = 2v2 + -18v + 44

Reorder the terms:
(-7 + v)(v + -7) = 2v2 + -18v + 44

Reorder the terms:
(-7 + v)(-7 + v) = 2v2 + -18v + 44

Multiply (-7 + v) * (-7 + v)
(-7(-7 + v) + v(-7 + v)) = 2v2 + -18v + 44
((-7 * -7 + v * -7) + v(-7 + v)) = 2v2 + -18v + 44
((49 + -7v) + v(-7 + v)) = 2v2 + -18v + 44
(49 + -7v + (-7 * v + v * v)) = 2v2 + -18v + 44
(49 + -7v + (-7v + v2)) = 2v2 + -18v + 44

Combine like terms: -7v + -7v = -14v
(49 + -14v + v2) = 2v2 + -18v + 44

Reorder the terms:
49 + -14v + v2 = 44 + -18v + 2v2

Solving
49 + -14v + v2 = 44 + -18v + 2v2

Solving for variable 'v'.

Reorder the terms:
49 + -44 + -14v + 18v + v2 + -2v2 = 44 + -18v + 2v2 + -44 + 18v + -2v2

Combine like terms: 49 + -44 = 5
5 + -14v + 18v + v2 + -2v2 = 44 + -18v + 2v2 + -44 + 18v + -2v2

Combine like terms: -14v + 18v = 4v
5 + 4v + v2 + -2v2 = 44 + -18v + 2v2 + -44 + 18v + -2v2

Combine like terms: v2 + -2v2 = -1v2
5 + 4v + -1v2 = 44 + -18v + 2v2 + -44 + 18v + -2v2

Reorder the terms:
5 + 4v + -1v2 = 44 + -44 + -18v + 18v + 2v2 + -2v2

Combine like terms: 44 + -44 = 0
5 + 4v + -1v2 = 0 + -18v + 18v + 2v2 + -2v2
5 + 4v + -1v2 = -18v + 18v + 2v2 + -2v2

Combine like terms: -18v + 18v = 0
5 + 4v + -1v2 = 0 + 2v2 + -2v2
5 + 4v + -1v2 = 2v2 + -2v2

Combine like terms: 2v2 + -2v2 = 0
5 + 4v + -1v2 = 0

Factor a trinomial.
(5 + -1v)(1 + v) = 0

Subproblem 1

Set the factor '(5 + -1v)' equal to zero and attempt to solve: Simplifying 5 + -1v = 0 Solving 5 + -1v = 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 + -1v = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1v = 0 + -5 -1v = 0 + -5 Combine like terms: 0 + -5 = -5 -1v = -5 Divide each side by '-1'. v = 5 Simplifying v = 5

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 = {5, -1}

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