(2n-5)(n-1)=

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Solution for (2n-5)(n-1)= equation:


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

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

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

Multiply (-5 + 2n) * (-1 + n)
(-5(-1 + n) + 2n * (-1 + n)) = 0
((-1 * -5 + n * -5) + 2n * (-1 + n)) = 0
((5 + -5n) + 2n * (-1 + n)) = 0
(5 + -5n + (-1 * 2n + n * 2n)) = 0
(5 + -5n + (-2n + 2n2)) = 0

Combine like terms: -5n + -2n = -7n
(5 + -7n + 2n2) = 0

Solving
5 + -7n + 2n2 = 0

Solving for variable 'n'.

Factor a trinomial.
(1 + -1n)(5 + -2n) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(5 + -2n)' equal to zero and attempt to solve: Simplifying 5 + -2n = 0 Solving 5 + -2n = 0 Move all terms containing n to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -2n = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -2n = 0 + -5 -2n = 0 + -5 Combine like terms: 0 + -5 = -5 -2n = -5 Divide each side by '-2'. n = 2.5 Simplifying n = 2.5

Solution

n = {1, 2.5}

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