an=7n-4(2)

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Solution for an=7n-4(2) equation: 


Simplifying
an = 7n + -4(2)

Multiply -4 * 2
an = 7n + -8

Reorder the terms:
an = -8 + 7n

Solving
an = -8 + 7n

Solving for variable 'a'.

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

Divide each side by 'n'.
a = -8n-1 + 7

Simplifying
a = -8n-1 + 7

Reorder the terms:
a = 7 + -8n-1

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