(2n-3)5n-(2n-3)(n-2)=

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Solution for (2n-3)5n-(2n-3)(n-2)= equation:


Simplifying
(2n + -3) * 5n + -1(2n + -3)(n + -2) = 0

Reorder the terms:
(-3 + 2n) * 5n + -1(2n + -3)(n + -2) = 0

Reorder the terms for easier multiplication:
5n(-3 + 2n) + -1(2n + -3)(n + -2) = 0
(-3 * 5n + 2n * 5n) + -1(2n + -3)(n + -2) = 0
(-15n + 10n2) + -1(2n + -3)(n + -2) = 0

Reorder the terms:
-15n + 10n2 + -1(-3 + 2n)(n + -2) = 0

Reorder the terms:
-15n + 10n2 + -1(-3 + 2n)(-2 + n) = 0

Multiply (-3 + 2n) * (-2 + n)
-15n + 10n2 + -1(-3(-2 + n) + 2n * (-2 + n)) = 0
-15n + 10n2 + -1((-2 * -3 + n * -3) + 2n * (-2 + n)) = 0
-15n + 10n2 + -1((6 + -3n) + 2n * (-2 + n)) = 0
-15n + 10n2 + -1(6 + -3n + (-2 * 2n + n * 2n)) = 0
-15n + 10n2 + -1(6 + -3n + (-4n + 2n2)) = 0

Combine like terms: -3n + -4n = -7n
-15n + 10n2 + -1(6 + -7n + 2n2) = 0
-15n + 10n2 + (6 * -1 + -7n * -1 + 2n2 * -1) = 0
-15n + 10n2 + (-6 + 7n + -2n2) = 0

Reorder the terms:
-6 + -15n + 7n + 10n2 + -2n2 = 0

Combine like terms: -15n + 7n = -8n
-6 + -8n + 10n2 + -2n2 = 0

Combine like terms: 10n2 + -2n2 = 8n2
-6 + -8n + 8n2 = 0

Solving
-6 + -8n + 8n2 = 0

Solving for variable 'n'.

Factor out the Greatest Common Factor (GCF), '2'.
2(-3 + -4n + 4n2) = 0

Factor a trinomial.
2((-1 + -2n)(3 + -2n)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-1 + -2n)' equal to zero and attempt to solve: Simplifying -1 + -2n = 0 Solving -1 + -2n = 0 Move all terms containing n to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + -2n = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -2n = 0 + 1 -2n = 0 + 1 Combine like terms: 0 + 1 = 1 -2n = 1 Divide each side by '-2'. n = -0.5 Simplifying n = -0.5

Subproblem 2

Set the factor '(3 + -2n)' equal to zero and attempt to solve: Simplifying 3 + -2n = 0 Solving 3 + -2n = 0 Move all terms containing n to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -2n = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -2n = 0 + -3 -2n = 0 + -3 Combine like terms: 0 + -3 = -3 -2n = -3 Divide each side by '-2'. n = 1.5 Simplifying n = 1.5

Solution

n = {-0.5, 1.5}

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