a[n]=10n-5

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Solution for a[n]=10n-5 equation: 


Simplifying
a[n] = 10n + -5

Multiply a * n
an = 10n + -5

Reorder the terms:
an = -5 + 10n

Solving
an = -5 + 10n

Solving for variable 'a'.

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

Divide each side by 'n'.
a = -5n-1 + 10

Simplifying
a = -5n-1 + 10

Reorder the terms:
a = 10 + -5n-1

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