An=7+8(n-1)

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Solution for An=7+8(n-1) equation:


Simplifying
An = 7 + 8(n + -1)

Reorder the terms:
nA = 7 + 8(-1 + n)
nA = 7 + (-1 * 8 + n * 8)
nA = 7 + (-8 + 8n)

Combine like terms: 7 + -8 = -1
nA = -1 + 8n

Solving
nA = -1 + 8n

Solving for variable 'n'.

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

Add '-8n' to each side of the equation.
-8n + nA = -1 + 8n + -8n

Combine like terms: 8n + -8n = 0
-8n + nA = -1 + 0
-8n + nA = -1

Reorder the terms:
1 + -8n + nA = -1 + 1

Combine like terms: -1 + 1 = 0
1 + -8n + nA = 0

The solution to this equation could not be determined.

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