3n^2-10n=8

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Solution for 3n^2-10n=8 equation:


Simplifying
3n2 + -10n = 8

Reorder the terms:
-10n + 3n2 = 8

Solving
-10n + 3n2 = 8

Solving for variable 'n'.

Reorder the terms:
-8 + -10n + 3n2 = 8 + -8

Combine like terms: 8 + -8 = 0
-8 + -10n + 3n2 = 0

Factor a trinomial.
(-2 + -3n)(4 + -1n) = 0

Subproblem 1

Set the factor '(-2 + -3n)' equal to zero and attempt to solve: Simplifying -2 + -3n = 0 Solving -2 + -3n = 0 Move all terms containing n to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + -3n = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -3n = 0 + 2 -3n = 0 + 2 Combine like terms: 0 + 2 = 2 -3n = 2 Divide each side by '-3'. n = -0.6666666667 Simplifying n = -0.6666666667

Subproblem 2

Set the factor '(4 + -1n)' equal to zero and attempt to solve: Simplifying 4 + -1n = 0 Solving 4 + -1n = 0 Move all terms containing n to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1n = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1n = 0 + -4 -1n = 0 + -4 Combine like terms: 0 + -4 = -4 -1n = -4 Divide each side by '-1'. n = 4 Simplifying n = 4

Solution

n = {-0.6666666667, 4}

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