9n^2+3n=6

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Solution for 9n^2+3n=6 equation:


Simplifying
9n2 + 3n = 6

Reorder the terms:
3n + 9n2 = 6

Solving
3n + 9n2 = 6

Solving for variable 'n'.

Reorder the terms:
-6 + 3n + 9n2 = 6 + -6

Combine like terms: 6 + -6 = 0
-6 + 3n + 9n2 = 0

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

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

Ignore the factor 3.

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 '(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

Solution

n = {-1, 0.6666666667}

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