an=-3(n^2+1n)

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Solution for an=-3(n^2+1n) equation: 


Simplifying
an = -3(n2 + 1n)

Reorder the terms:
an = -3(1n + n2)
an = (1n * -3 + n2 * -3)
an = (-3n + -3n2)

Solving
an = -3n + -3n2

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Divide each side by 'n'.
a = -3 + -3n

Simplifying
a = -3 + -3n

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