an=17+8(n-1)

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Solution for an=17+8(n-1) equation: 


Simplifying
an = 17 + 8(n + -1)

Reorder the terms:
an = 17 + 8(-1 + n)
an = 17 + (-1 * 8 + n * 8)
an = 17 + (-8 + 8n)

Combine like terms: 17 + -8 = 9
an = 9 + 8n

Solving
an = 9 + 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 = 9n-1 + 8

Simplifying
a = 9n-1 + 8

Reorder the terms:
a = 8 + 9n-1

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