a(n)=-2+(n-1)8

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Solution for a(n)=-2+(n-1)8 equation: 


Simplifying
a(n) = -2 + (n + -1) * 8

Multiply a * n
an = -2 + (n + -1) * 8

Reorder the terms:
an = -2 + (-1 + n) * 8

Reorder the terms for easier multiplication:
an = -2 + 8(-1 + n)
an = -2 + (-1 * 8 + n * 8)
an = -2 + (-8 + 8n)

Combine like terms: -2 + -8 = -10
an = -10 + 8n

Solving
an = -10 + 8n

Solving for variable 'a'.

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

Divide each side by 'n'.
a = -10n-1 + 8

Simplifying
a = -10n-1 + 8

Reorder the terms:
a = 8 + -10n-1

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