3n^2+30=23n

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Solution for 3n^2+30=23n equation:


Simplifying
3n2 + 30 = 23n

Reorder the terms:
30 + 3n2 = 23n

Solving
30 + 3n2 = 23n

Solving for variable 'n'.

Reorder the terms:
30 + -23n + 3n2 = 23n + -23n

Combine like terms: 23n + -23n = 0
30 + -23n + 3n2 = 0

Factor a trinomial.
(5 + -3n)(6 + -1n) = 0

Subproblem 1

Set the factor '(5 + -3n)' equal to zero and attempt to solve: Simplifying 5 + -3n = 0 Solving 5 + -3n = 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 + -3n = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -3n = 0 + -5 -3n = 0 + -5 Combine like terms: 0 + -5 = -5 -3n = -5 Divide each side by '-3'. n = 1.666666667 Simplifying n = 1.666666667

Subproblem 2

Set the factor '(6 + -1n)' equal to zero and attempt to solve: Simplifying 6 + -1n = 0 Solving 6 + -1n = 0 Move all terms containing n to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + -1n = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -1n = 0 + -6 -1n = 0 + -6 Combine like terms: 0 + -6 = -6 -1n = -6 Divide each side by '-1'. n = 6 Simplifying n = 6

Solution

n = {1.666666667, 6}

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