810n^2-40=0

Solution for 810n^2-40=0 equation:

Simplifying
810n2 + -40 = 0

Reorder the terms:
-40 + 810n2 = 0

Solving
-40 + 810n2 = 0

Solving for variable 'n'.

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

Add '40' to each side of the equation.
-40 + 40 + 810n2 = 0 + 40

Combine like terms: -40 + 40 = 0
0 + 810n2 = 0 + 40
810n2 = 0 + 40

Combine like terms: 0 + 40 = 40
810n2 = 40

Divide each side by '810'.
n2 = 0.04938271605

Simplifying
n2 = 0.04938271605

Take the square root of each side:
n = {-0.222222222, 0.222222222}