n(n+1)(2+n)=84

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Solution for n(n+1)(2+n)=84 equation: 


Simplifying
n(n + 1)(2 + n) = 84

Reorder the terms:
n(1 + n)(2 + n) = 84

Multiply (1 + n) * (2 + n)
n(1(2 + n) + n(2 + n)) = 84
n((2 * 1 + n * 1) + n(2 + n)) = 84
n((2 + 1n) + n(2 + n)) = 84
n(2 + 1n + (2 * n + n * n)) = 84
n(2 + 1n + (2n + n2)) = 84

Combine like terms: 1n + 2n = 3n
n(2 + 3n + n2) = 84
(2 * n + 3n * n + n2 * n) = 84
(2n + 3n2 + n3) = 84

Solving
2n + 3n2 + n3 = 84

Solving for variable 'n'.

Reorder the terms:
-84 + 2n + 3n2 + n3 = 84 + -84

Combine like terms: 84 + -84 = 0
-84 + 2n + 3n2 + n3 = 0

The solution to this equation could not be determined.

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