n+as=20

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Solution for n+as=20 equation: 


Simplifying
n + as = 20

Reorder the terms:
as + n = 20

Solving
as + n = 20

Solving for variable 'a'.

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

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

Combine like terms: n + -1n = 0
as + 0 = 20 + -1n
as = 20 + -1n

Divide each side by 's'.
a = 20s-1 + -1ns-1

Simplifying
a = 20s-1 + -1ns-1

Reorder the terms:
a = -1ns-1 + 20s-1

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