an=20an-1

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Solution for an=20an-1 equation:


Simplifying
an = 20an + -1

Reorder the terms:
an = -1 + 20an

Solving
an = -1 + 20an

Solving for variable 'a'.

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

Add '-20an' to each side of the equation.
an + -20an = -1 + 20an + -20an

Combine like terms: an + -20an = -19an
-19an = -1 + 20an + -20an

Combine like terms: 20an + -20an = 0
-19an = -1 + 0
-19an = -1

Divide each side by '-19n'.
a = 0.05263157895n-1

Simplifying
a = 0.05263157895n-1

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